The third proportional to 0.1 and 0.12 is :
Show answer & explanation
Correct answer: D
Explanation
The correct answer is Option 4 i.e. 0.144.
Let the third proportion be x
The third proportion = a/b = b/x
⇒ 0.1/0.12 = 0.12/x
⇒ x = (0.12 × 0.12)/0.1
⇒ x = 0.144