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Finding the Fourth Proportional to 59,351.28, 88,998.24 and 21,928.98

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Solution

The fourth proportional to 59,351.28, 88,998.24 and 21,928.98 is: 32,882.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,351.28 : 88,998.24 = 21,928.98 : x
  2. Step 2: Convert to fraction form
    59,351.28/88,998.24 = 21,928.98/x
  3. Step 3: Cross multiply
    59,351.28x = 88,998.24 × 21,928.98
  4. Step 4: Simplify right side
    59,351.28x = 1,951,640,625.00
  5. Step 5: Solve for x
    x = 1,951,640,625.00/59,351.28
  6. Step 6: Final answer
    x = 32,882.87

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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.