Home / 74,455.34-111,691.17-32,306.45

Finding the Fourth Proportional to 74,455.34, 111,691.17 and 32,306.45

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Solution

The fourth proportional to 74,455.34, 111,691.17 and 32,306.45 is: 48,463.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,455.34 : 111,691.17 = 32,306.45 : x
  2. Step 2: Convert to fraction form
    74,455.34/111,691.17 = 32,306.45/x
  3. Step 3: Cross multiply
    74,455.34x = 111,691.17 × 32,306.45
  4. Step 4: Simplify right side
    74,455.34x = 3,608,344,640.59
  5. Step 5: Solve for x
    x = 3,608,344,640.59/74,455.34
  6. Step 6: Final answer
    x = 48,463.21

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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.