Finding the Fourth Proportional to 272,860.92, 409,306.56 and 83,350.08
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Solution
The fourth proportional to 272,860.92, 409,306.56 and 83,350.08 is: 125,029.76
Step by Step Solution
- Step 1: Write the proportion equation
272,860.92 : 409,306.56 = 83,350.08 : x - Step 2: Convert to fraction form
272,860.92/409,306.56 = 83,350.08/x - Step 3: Cross multiply
272,860.92x = 409,306.56 × 83,350.08 - Step 4: Simplify right side
272,860.92x = 34,115,734,520.52 - Step 5: Solve for x
x = 34,115,734,520.52/272,860.92 - Step 6: Final answer
x = 125,029.76
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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.