Home / 67,464.90-101,132.55-52,463.70

Finding the Fourth Proportional to 67,464.90, 101,132.55 and 52,463.70

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Solution

The fourth proportional to 67,464.90, 101,132.55 and 52,463.70 is: 78,645.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,464.90 : 101,132.55 = 52,463.70 : x
  2. Step 2: Convert to fraction form
    67,464.90/101,132.55 = 52,463.70/x
  3. Step 3: Cross multiply
    67,464.90x = 101,132.55 × 52,463.70
  4. Step 4: Simplify right side
    67,464.90x = 5,305,787,763.44
  5. Step 5: Solve for x
    x = 5,305,787,763.44/67,464.90
  6. Step 6: Final answer
    x = 78,645.16

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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.