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Finding the Fourth Proportional to 44,793.90, 67,093.65 and 38,961.90

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Solution

The fourth proportional to 44,793.90, 67,093.65 and 38,961.90 is: 58,358.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,793.90 : 67,093.65 = 38,961.90 : x
  2. Step 2: Convert to fraction form
    44,793.90/67,093.65 = 38,961.90/x
  3. Step 3: Cross multiply
    44,793.90x = 67,093.65 × 38,961.90
  4. Step 4: Simplify right side
    44,793.90x = 2,614,096,081.94
  5. Step 5: Solve for x
    x = 2,614,096,081.94/44,793.90
  6. Step 6: Final answer
    x = 58,358.31

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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.