Finding the Fourth Proportional to 161,472.10, 242,224.66 and 61,716.26
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Solution
The fourth proportional to 161,472.10, 242,224.66 and 61,716.26 is: 92,580.70
Step by Step Solution
- Step 1: Write the proportion equation
161,472.10 : 242,224.66 = 61,716.26 : x - Step 2: Convert to fraction form
161,472.10/242,224.66 = 61,716.26/x - Step 3: Cross multiply
161,472.10x = 242,224.66 × 61,716.26 - Step 4: Simplify right side
161,472.10x = 14,949,198,883.85 - Step 5: Solve for x
x = 14,949,198,883.85/161,472.10 - Step 6: Final answer
x = 92,580.70
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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.