Home / 92,517.35-138,630.65-71,508.83

Finding the Fourth Proportional to 92,517.35, 138,630.65 and 71,508.83

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Solution

The fourth proportional to 92,517.35, 138,630.65 and 71,508.83 is: 107,150.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,517.35 : 138,630.65 = 71,508.83 : x
  2. Step 2: Convert to fraction form
    92,517.35/138,630.65 = 71,508.83/x
  3. Step 3: Cross multiply
    92,517.35x = 138,630.65 × 71,508.83
  4. Step 4: Simplify right side
    92,517.35x = 9,913,314,532.94
  5. Step 5: Solve for x
    x = 9,913,314,532.94/92,517.35
  6. Step 6: Final answer
    x = 107,150.88

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1.5x scale

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.