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Finding the Fourth Proportional to 69,789.39, 104,694.45 and 32,353.23

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Solution

The fourth proportional to 69,789.39, 104,694.45 and 32,353.23 is: 48,534.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,789.39 : 104,694.45 = 32,353.23 : x
  2. Step 2: Convert to fraction form
    69,789.39/104,694.45 = 32,353.23/x
  3. Step 3: Cross multiply
    69,789.39x = 104,694.45 × 32,353.23
  4. Step 4: Simplify right side
    69,789.39x = 3,387,203,620.57
  5. Step 5: Solve for x
    x = 3,387,203,620.57/69,789.39
  6. Step 6: Final answer
    x = 48,534.65

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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.