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Finding the Fourth Proportional to 67,352.76, 92,944.98 and 37,137.60

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Solution

The fourth proportional to 67,352.76, 92,944.98 and 37,137.60 is: 51,248.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,352.76 : 92,944.98 = 37,137.60 : x
  2. Step 2: Convert to fraction form
    67,352.76/92,944.98 = 37,137.60/x
  3. Step 3: Cross multiply
    67,352.76x = 92,944.98 × 37,137.60
  4. Step 4: Simplify right side
    67,352.76x = 3,451,753,489.25
  5. Step 5: Solve for x
    x = 3,451,753,489.25/67,352.76
  6. Step 6: Final answer
    x = 51,248.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.