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Finding the Fourth Proportional to 49,793.60, 74,641.80 and 44,544.80

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Solution

The fourth proportional to 49,793.60, 74,641.80 and 44,544.80 is: 66,773.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,793.60 : 74,641.80 = 44,544.80 : x
  2. Step 2: Convert to fraction form
    49,793.60/74,641.80 = 44,544.80/x
  3. Step 3: Cross multiply
    49,793.60x = 74,641.80 × 44,544.80
  4. Step 4: Simplify right side
    49,793.60x = 3,324,904,052.64
  5. Step 5: Solve for x
    x = 3,324,904,052.64/49,793.60
  6. Step 6: Final answer
    x = 66,773.72

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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.