Finding the Fourth Proportional to 282,575.59, 423,778.84 and 93,000.96
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Solution
The fourth proportional to 282,575.59, 423,778.84 and 93,000.96 is: 139,473.62
Step by Step Solution
- Step 1: Write the proportion equation
282,575.59 : 423,778.84 = 93,000.96 : x - Step 2: Convert to fraction form
282,575.59/423,778.84 = 93,000.96/x - Step 3: Cross multiply
282,575.59x = 423,778.84 × 93,000.96 - Step 4: Simplify right side
282,575.59x = 39,411,838,715.18 - Step 5: Solve for x
x = 39,411,838,715.18/282,575.59 - Step 6: Final answer
x = 139,473.62
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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.