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Finding the Fourth Proportional to 225,188.06, 337,591.32 and 98,732.48

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Solution

The fourth proportional to 225,188.06, 337,591.32 and 98,732.48 is: 148,015.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,188.06 : 337,591.32 = 98,732.48 : x
  2. Step 2: Convert to fraction form
    225,188.06/337,591.32 = 98,732.48/x
  3. Step 3: Cross multiply
    225,188.06x = 337,591.32 × 98,732.48
  4. Step 4: Simplify right side
    225,188.06x = 33,331,226,562.12
  5. Step 5: Solve for x
    x = 33,331,226,562.12/225,188.06
  6. Step 6: Final answer
    x = 148,015.07

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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.