Home / 205,067.82-283,013.12-124,476.86

Finding the Fourth Proportional to 205,067.82, 283,013.12 and 124,476.86

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Solution

The fourth proportional to 205,067.82, 283,013.12 and 124,476.86 is: 171,789.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,067.82 : 283,013.12 = 124,476.86 : x
  2. Step 2: Convert to fraction form
    205,067.82/283,013.12 = 124,476.86/x
  3. Step 3: Cross multiply
    205,067.82x = 283,013.12 × 124,476.86
  4. Step 4: Simplify right side
    205,067.82x = 35,228,584,516.40
  5. Step 5: Solve for x
    x = 35,228,584,516.40/205,067.82
  6. Step 6: Final answer
    x = 171,789.92

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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.