$$\triangle ABC \sim \triangle PQR$$. The perimeters of $$\triangle ABC$$ and $$\triangle PQR$$ are 72 cm and 43.2 cm, respectively. What is the ratio of the area of $$\triangle ABC$$ to the area of $$\triangle PQR$$?

A

25 : 9

B

36 : 25

C

16 : 9

D

9 : 4