Finding the Fourth Proportional to 288,095.10, 432,207.45 and 88,424.70
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Solution
The fourth proportional to 288,095.10, 432,207.45 and 88,424.70 is: 132,656.94
Step by Step Solution
- Step 1: Write the proportion equation
288,095.10 : 432,207.45 = 88,424.70 : x - Step 2: Convert to fraction form
288,095.10/432,207.45 = 88,424.70/x - Step 3: Cross multiply
288,095.10x = 432,207.45 × 88,424.70 - Step 4: Simplify right side
288,095.10x = 38,217,814,104.02 - Step 5: Solve for x
x = 38,217,814,104.02/288,095.10 - Step 6: Final answer
x = 132,656.94
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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.