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Finding the Fourth Proportional to 61,599.28, 92,410.33 and 19,489.97

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Solution

The fourth proportional to 61,599.28, 92,410.33 and 19,489.97 is: 29,238.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,599.28 : 92,410.33 = 19,489.97 : x
  2. Step 2: Convert to fraction form
    61,599.28/92,410.33 = 19,489.97/x
  3. Step 3: Cross multiply
    61,599.28x = 92,410.33 × 19,489.97
  4. Step 4: Simplify right side
    61,599.28x = 1,801,074,097.34
  5. Step 5: Solve for x
    x = 1,801,074,097.34/61,599.28
  6. Step 6: Final answer
    x = 29,238.56

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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.