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Finding the Fourth Proportional to 53,998.80, 80,937.45 and 25,932.30

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Solution

The fourth proportional to 53,998.80, 80,937.45 and 25,932.30 is: 38,869.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,998.80 : 80,937.45 = 25,932.30 : x
  2. Step 2: Convert to fraction form
    53,998.80/80,937.45 = 25,932.30/x
  3. Step 3: Cross multiply
    53,998.80x = 80,937.45 × 25,932.30
  4. Step 4: Simplify right side
    53,998.80x = 2,098,894,234.64
  5. Step 5: Solve for x
    x = 2,098,894,234.64/53,998.80
  6. Step 6: Final answer
    x = 38,869.28

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1.5x scale

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.