The Phra Buddha Chinnarat is one of the thai sculpture that is beautyful in both art and mathematics. In aspect of art , the lord is beautyful in the arch flame line, curve , color, shape. In view of mathematics, the Phra Buddha Chinnarat has many parts satisfy the golden ratio such as the ratio in face, body shape, arch frame, etc. These make the Buddha sculpture is more delicacy and appealing to the viewer.
An exploration with the golden ratio in this research offers opportunities to connect an understanding the conceptions of the golden ratio applying to the real world and to the daily life experience. The golden ratio is a good topic to connect historic and aesthetic elements to a mathematical concept, because many artists and architects were connected the golden ratio to their works through much of the art history.