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Finding the Fourth Proportional to 69,883.10, 104,792.38 and 22,489.38

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Solution

The fourth proportional to 69,883.10, 104,792.38 and 22,489.38 is: 33,723.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,883.10 : 104,792.38 = 22,489.38 : x
  2. Step 2: Convert to fraction form
    69,883.10/104,792.38 = 22,489.38/x
  3. Step 3: Cross multiply
    69,883.10x = 104,792.38 × 22,489.38
  4. Step 4: Simplify right side
    69,883.10x = 2,356,715,654.92
  5. Step 5: Solve for x
    x = 2,356,715,654.92/69,883.10
  6. Step 6: Final answer
    x = 33,723.69

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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.