Home / 115,294.38-172,950.48-44,251.20

Finding the Fourth Proportional to 115,294.38, 172,950.48 and 44,251.20

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Solution

The fourth proportional to 115,294.38, 172,950.48 and 44,251.20 is: 66,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,294.38 : 172,950.48 = 44,251.20 : x
  2. Step 2: Convert to fraction form
    115,294.38/172,950.48 = 44,251.20/x
  3. Step 3: Cross multiply
    115,294.38x = 172,950.48 × 44,251.20
  4. Step 4: Simplify right side
    115,294.38x = 7,653,266,280.58
  5. Step 5: Solve for x
    x = 7,653,266,280.58/115,294.38
  6. Step 6: Final answer
    x = 66,380.22

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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.