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Finding the Fourth Proportional to 225,508.96, 338,236.56 and 59,309.92

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Solution

The fourth proportional to 225,508.96, 338,236.56 and 59,309.92 is: 88,957.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,508.96 : 338,236.56 = 59,309.92 : x
  2. Step 2: Convert to fraction form
    225,508.96/338,236.56 = 59,309.92/x
  3. Step 3: Cross multiply
    225,508.96x = 338,236.56 × 59,309.92
  4. Step 4: Simplify right side
    225,508.96x = 20,060,783,314.68
  5. Step 5: Solve for x
    x = 20,060,783,314.68/225,508.96
  6. Step 6: Final answer
    x = 88,957.81

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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.