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Finding the Fourth Proportional to 49,297.60, 73,849.20 and 29,517.40

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Solution

The fourth proportional to 49,297.60, 73,849.20 and 29,517.40 is: 44,217.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,297.60 : 73,849.20 = 29,517.40 : x
  2. Step 2: Convert to fraction form
    49,297.60/73,849.20 = 29,517.40/x
  3. Step 3: Cross multiply
    49,297.60x = 73,849.20 × 29,517.40
  4. Step 4: Simplify right side
    49,297.60x = 2,179,836,376.08
  5. Step 5: Solve for x
    x = 2,179,836,376.08/49,297.60
  6. Step 6: Final answer
    x = 44,217.90

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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.