Finding the Fourth Proportional to 288,019.53, 432,102.24 and 88,350.12
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Solution
The fourth proportional to 288,019.53, 432,102.24 and 88,350.12 is: 132,547.56
Step by Step Solution
- Step 1: Write the proportion equation
288,019.53 : 432,102.24 = 88,350.12 : x - Step 2: Convert to fraction form
288,019.53/432,102.24 = 88,350.12/x - Step 3: Cross multiply
288,019.53x = 432,102.24 × 88,350.12 - Step 4: Simplify right side
288,019.53x = 38,176,284,756.27 - Step 5: Solve for x
x = 38,176,284,756.27/288,019.53 - Step 6: Final answer
x = 132,547.56
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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.