Home / 115,153.13-172,753.28-48,593.27

Finding the Fourth Proportional to 115,153.13, 172,753.28 and 48,593.27

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Solution

The fourth proportional to 115,153.13, 172,753.28 and 48,593.27 is: 72,899.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,153.13 : 172,753.28 = 48,593.27 : x
  2. Step 2: Convert to fraction form
    115,153.13/172,753.28 = 48,593.27/x
  3. Step 3: Cross multiply
    115,153.13x = 172,753.28 × 48,593.27
  4. Step 4: Simplify right side
    115,153.13x = 8,394,646,535.46
  5. Step 5: Solve for x
    x = 8,394,646,535.46/115,153.13
  6. Step 6: Final answer
    x = 72,899.86

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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.