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Finding the Fourth Proportional to 80,793.43, 111,495.70 and 44,984.21

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Solution

The fourth proportional to 80,793.43, 111,495.70 and 44,984.21 is: 62,078.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,793.43 : 111,495.70 = 44,984.21 : x
  2. Step 2: Convert to fraction form
    80,793.43/111,495.70 = 44,984.21/x
  3. Step 3: Cross multiply
    80,793.43x = 111,495.70 × 44,984.21
  4. Step 4: Simplify right side
    80,793.43x = 5,015,545,982.90
  5. Step 5: Solve for x
    x = 5,015,545,982.90/80,793.43
  6. Step 6: Final answer
    x = 62,078.64

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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.