Home / 198,332.82-273,691.17-107,685.27

Finding the Fourth Proportional to 198,332.82, 273,691.17 and 107,685.27

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Solution

The fourth proportional to 198,332.82, 273,691.17 and 107,685.27 is: 148,601.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,332.82 : 273,691.17 = 107,685.27 : x
  2. Step 2: Convert to fraction form
    198,332.82/273,691.17 = 107,685.27/x
  3. Step 3: Cross multiply
    198,332.82x = 273,691.17 × 107,685.27
  4. Step 4: Simplify right side
    198,332.82x = 29,472,507,538.07
  5. Step 5: Solve for x
    x = 29,472,507,538.07/198,332.82
  6. Step 6: Final answer
    x = 148,601.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.