Finding the Fourth Proportional to 466,131.21, 699,232.04 and 129,167.97
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Solution
The fourth proportional to 466,131.21, 699,232.04 and 129,167.97 is: 193,761.71
Step by Step Solution
- Step 1: Write the proportion equation
466,131.21 : 699,232.04 = 129,167.97 : x - Step 2: Convert to fraction form
466,131.21/699,232.04 = 129,167.97/x - Step 3: Cross multiply
466,131.21x = 699,232.04 × 129,167.97 - Step 4: Simplify right side
466,131.21x = 90,318,381,108.75 - Step 5: Solve for x
x = 90,318,381,108.75/466,131.21 - Step 6: Final answer
x = 193,761.71
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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.