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Finding the Fourth Proportional to 89,750.83, 134,644.92 and 26,565.97

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Solution

The fourth proportional to 89,750.83, 134,644.92 and 26,565.97 is: 39,854.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,750.83 : 134,644.92 = 26,565.97 : x
  2. Step 2: Convert to fraction form
    89,750.83/134,644.92 = 26,565.97/x
  3. Step 3: Cross multiply
    89,750.83x = 134,644.92 × 26,565.97
  4. Step 4: Simplify right side
    89,750.83x = 3,576,972,905.37
  5. Step 5: Solve for x
    x = 3,576,972,905.37/89,750.83
  6. Step 6: Final answer
    x = 39,854.48

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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.