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Finding the Fourth Proportional to 225,187.94, 337,591.13 and 98,732.34

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Solution

The fourth proportional to 225,187.94, 337,591.13 and 98,732.34 is: 148,014.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,187.94 : 337,591.13 = 98,732.34 : x
  2. Step 2: Convert to fraction form
    225,187.94/337,591.13 = 98,732.34/x
  3. Step 3: Cross multiply
    225,187.94x = 337,591.13 × 98,732.34
  4. Step 4: Simplify right side
    225,187.94x = 33,331,162,825.29
  5. Step 5: Solve for x
    x = 33,331,162,825.29/225,187.94
  6. Step 6: Final answer
    x = 148,014.87

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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.