Question

48:122::168:?
Options
A. 215
B. 225
C. 290
D. 292

Answer 1

Hey there!!

This form is known as proportional form :

FORM = a : b : : c : d

a = 48

b = 122

c = 168

d = ?

The product of extremes = The product of means

Let us take d as ' x '

⇒ 48 x = 122 × 168

⇒ x = ( 122 × 168 ) ÷ 48

⇒ x = 20496 ÷ 48

⇒ x = 427

⇒ d = 427

Hope my answer helps!

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