Home / 137,948.30-207,067.24-122,253.74

Finding the Fourth Proportional to 137,948.30, 207,067.24 and 122,253.74

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Solution

The fourth proportional to 137,948.30, 207,067.24 and 122,253.74 is: 183,508.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,948.30 : 207,067.24 = 122,253.74 : x
  2. Step 2: Convert to fraction form
    137,948.30/207,067.24 = 122,253.74/x
  3. Step 3: Cross multiply
    137,948.30x = 207,067.24 × 122,253.74
  4. Step 4: Simplify right side
    137,948.30x = 25,314,744,521.48
  5. Step 5: Solve for x
    x = 25,314,744,521.48/137,948.30
  6. Step 6: Final answer
    x = 183,508.93

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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.