Home / 137,843.03-206,776.13-38,003.18

Finding the Fourth Proportional to 137,843.03, 206,776.13 and 38,003.18

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Solution

The fourth proportional to 137,843.03, 206,776.13 and 38,003.18 is: 57,007.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,843.03 : 206,776.13 = 38,003.18 : x
  2. Step 2: Convert to fraction form
    137,843.03/206,776.13 = 38,003.18/x
  3. Step 3: Cross multiply
    137,843.03x = 206,776.13 × 38,003.18
  4. Step 4: Simplify right side
    137,843.03x = 7,858,149,264.20
  5. Step 5: Solve for x
    x = 7,858,149,264.20/137,843.03
  6. Step 6: Final answer
    x = 57,007.95

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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.