Finding the Fourth Proportional to 83,937.92, 125,869.20 and 24,752.80
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Solution
The fourth proportional to 83,937.92, 125,869.20 and 24,752.80 is: 37,118.09
Step by Step Solution
- Step 1: Write the proportion equation
83,937.92 : 125,869.20 = 24,752.80 : x - Step 2: Convert to fraction form
83,937.92/125,869.20 = 24,752.80/x - Step 3: Cross multiply
83,937.92x = 125,869.20 × 24,752.80 - Step 4: Simplify right side
83,937.92x = 3,115,615,133.76 - Step 5: Solve for x
x = 3,115,615,133.76/83,937.92 - Step 6: Final answer
x = 37,118.09
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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.