Home / 205,067.31-283,012.44-124,476.36

Finding the Fourth Proportional to 205,067.31, 283,012.44 and 124,476.36

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Solution

The fourth proportional to 205,067.31, 283,012.44 and 124,476.36 is: 171,789.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,067.31 : 283,012.44 = 124,476.36 : x
  2. Step 2: Convert to fraction form
    205,067.31/283,012.44 = 124,476.36/x
  3. Step 3: Cross multiply
    205,067.31x = 283,012.44 × 124,476.36
  4. Step 4: Simplify right side
    205,067.31x = 35,228,358,365.92
  5. Step 5: Solve for x
    x = 35,228,358,365.92/205,067.31
  6. Step 6: Final answer
    x = 171,789.25

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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.