Home / 48,781.17-73,138.46-25,988.43

Finding the Fourth Proportional to 48,781.17, 73,138.46 and 25,988.43

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Solution

The fourth proportional to 48,781.17, 73,138.46 and 25,988.43 is: 38,964.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,781.17 : 73,138.46 = 25,988.43 : x
  2. Step 2: Convert to fraction form
    48,781.17/73,138.46 = 25,988.43/x
  3. Step 3: Cross multiply
    48,781.17x = 73,138.46 × 25,988.43
  4. Step 4: Simplify right side
    48,781.17x = 1,900,753,748.02
  5. Step 5: Solve for x
    x = 1,900,753,748.02/48,781.17
  6. Step 6: Final answer
    x = 38,964.91

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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.