Finding the Fourth Proportional to 83,425.20, 125,125.65 and 24,254.70
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Solution
The fourth proportional to 83,425.20, 125,125.65 and 24,254.70 is: 36,378.52
Step by Step Solution
- Step 1: Write the proportion equation
83,425.20 : 125,125.65 = 24,254.70 : x - Step 2: Convert to fraction form
83,425.20/125,125.65 = 24,254.70/x - Step 3: Cross multiply
83,425.20x = 125,125.65 × 24,254.70 - Step 4: Simplify right side
83,425.20x = 3,034,885,103.06 - Step 5: Solve for x
x = 3,034,885,103.06/83,425.20 - Step 6: Final answer
x = 36,378.52
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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.