The resultant $R$ of two forces acting on a particle is at right angles to one of them and its magnitude is one third of the other force. The ratio of larger force to smaller one is :

Question

( A ) $3 : 2\sqrt{2}$
( B ) $3 : \sqrt{2}$
( C ) $ 2 : 1$
( D ) $ 3 : 2 $