Home / 67,092.20-100,650.60-27,627.78

Finding the Fourth Proportional to 67,092.20, 100,650.60 and 27,627.78

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Solution

The fourth proportional to 67,092.20, 100,650.60 and 27,627.78 is: 41,446.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,092.20 : 100,650.60 = 27,627.78 : x
  2. Step 2: Convert to fraction form
    67,092.20/100,650.60 = 27,627.78/x
  3. Step 3: Cross multiply
    67,092.20x = 100,650.60 × 27,627.78
  4. Step 4: Simplify right side
    67,092.20x = 2,780,753,011.11
  5. Step 5: Solve for x
    x = 2,780,753,011.11/67,092.20
  6. Step 6: Final answer
    x = 41,446.74

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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.