Home / 132,127.39-198,221.37-57,260.10

Finding the Fourth Proportional to 132,127.39, 198,221.37 and 57,260.10

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Solution

The fourth proportional to 132,127.39, 198,221.37 and 57,260.10 is: 85,903.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,127.39 : 198,221.37 = 57,260.10 : x
  2. Step 2: Convert to fraction form
    132,127.39/198,221.37 = 57,260.10/x
  3. Step 3: Cross multiply
    132,127.39x = 198,221.37 × 57,260.10
  4. Step 4: Simplify right side
    132,127.39x = 11,350,175,182.04
  5. Step 5: Solve for x
    x = 11,350,175,182.04/132,127.39
  6. Step 6: Final answer
    x = 85,903.28

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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.