Finding the Fourth Proportional to 283,824.19, 425,695.18 and 91,672.95
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Solution
The fourth proportional to 283,824.19, 425,695.18 and 91,672.95 is: 137,496.15
Step by Step Solution
- Step 1: Write the proportion equation
283,824.19 : 425,695.18 = 91,672.95 : x - Step 2: Convert to fraction form
283,824.19/425,695.18 = 91,672.95/x - Step 3: Cross multiply
283,824.19x = 425,695.18 × 91,672.95 - Step 4: Simplify right side
283,824.19x = 39,024,732,951.38 - Step 5: Solve for x
x = 39,024,732,951.38/283,824.19 - Step 6: Final answer
x = 137,496.15
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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.