Home / 132,127.70-198,221.82-57,260.41

Finding the Fourth Proportional to 132,127.70, 198,221.82 and 57,260.41

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Solution

The fourth proportional to 132,127.70, 198,221.82 and 57,260.41 is: 85,903.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,127.70 : 198,221.82 = 57,260.41 : x
  2. Step 2: Convert to fraction form
    132,127.70/198,221.82 = 57,260.41/x
  3. Step 3: Cross multiply
    132,127.70x = 198,221.82 × 57,260.41
  4. Step 4: Simplify right side
    132,127.70x = 11,350,262,684.15
  5. Step 5: Solve for x
    x = 11,350,262,684.15/132,127.70
  6. Step 6: Final answer
    x = 85,903.73

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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.