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Finding the Fourth Proportional to 88,259.92, 132,375.95 and 73,362.80

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Solution

The fourth proportional to 88,259.92, 132,375.95 and 73,362.80 is: 110,032.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,259.92 : 132,375.95 = 73,362.80 : x
  2. Step 2: Convert to fraction form
    88,259.92/132,375.95 = 73,362.80/x
  3. Step 3: Cross multiply
    88,259.92x = 132,375.95 × 73,362.80
  4. Step 4: Simplify right side
    88,259.92x = 9,711,470,344.66
  5. Step 5: Solve for x
    x = 9,711,470,344.66/88,259.92
  6. Step 6: Final answer
    x = 110,032.62

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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.