Finding the Fourth Proportional to 283,668.62, 425,575.84 and 106,178.18
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Solution
The fourth proportional to 283,668.62, 425,575.84 and 106,178.18 is: 159,294.56
Step by Step Solution
- Step 1: Write the proportion equation
283,668.62 : 425,575.84 = 106,178.18 : x - Step 2: Convert to fraction form
283,668.62/425,575.84 = 106,178.18/x - Step 3: Cross multiply
283,668.62x = 425,575.84 × 106,178.18 - Step 4: Simplify right side
283,668.62x = 45,186,868,143.17 - Step 5: Solve for x
x = 45,186,868,143.17/283,668.62 - Step 6: Final answer
x = 159,294.56
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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.