Find the Ratio Described as a Fraction in Simplest Form $\frac { 53 } { 126 }$

Find the ratio described as a fraction in simplest form.
-Find the ratio of the longest side to the perimeter of the right triangle.

A) $\frac { 53 } { 126 }$
B) $\frac { 2 } { 9 }$
C) $\frac { 28 } { 53 }$
D) $\frac { 5 } { 14 }$