Finding the Fourth Proportional to 202,361.84, 303,449.32 and 118,146.68
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Solution
The fourth proportional to 202,361.84, 303,449.32 and 118,146.68 is: 177,165.47
Step by Step Solution
- Step 1: Write the proportion equation
202,361.84 : 303,449.32 = 118,146.68 : x - Step 2: Convert to fraction form
202,361.84/303,449.32 = 118,146.68/x - Step 3: Cross multiply
202,361.84x = 303,449.32 × 118,146.68 - Step 4: Simplify right side
202,361.84x = 35,851,529,706.26 - Step 5: Solve for x
x = 35,851,529,706.26/202,361.84 - Step 6: Final answer
x = 177,165.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.