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Finding the Fourth Proportional to 59,089.92, 88,608.90 and 22,128

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Solution

The fourth proportional to 59,089.92, 88,608.90 and 22,128 is: 33,182.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,089.92 : 88,608.90 = 22,128 : x
  2. Step 2: Convert to fraction form
    59,089.92/88,608.90 = 22,128/x
  3. Step 3: Cross multiply
    59,089.92x = 88,608.90 × 22,128
  4. Step 4: Simplify right side
    59,089.92x = 1,960,737,739.20
  5. Step 5: Solve for x
    x = 1,960,737,739.20/59,089.92
  6. Step 6: Final answer
    x = 33,182.27

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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.