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Finding the Fourth Proportional to 90,092.92, 124,331.73 and 59,826.05

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Solution

The fourth proportional to 90,092.92, 124,331.73 and 59,826.05 is: 82,562.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,092.92 : 124,331.73 = 59,826.05 : x
  2. Step 2: Convert to fraction form
    90,092.92/124,331.73 = 59,826.05/x
  3. Step 3: Cross multiply
    90,092.92x = 124,331.73 × 59,826.05
  4. Step 4: Simplify right side
    90,092.92x = 7,438,276,295.57
  5. Step 5: Solve for x
    x = 7,438,276,295.57/90,092.92
  6. Step 6: Final answer
    x = 82,562.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.