Home / 238,195.35-356,825.92-138,145.41

Finding the Fourth Proportional to 238,195.35, 356,825.92 and 138,145.41

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Solution

The fourth proportional to 238,195.35, 356,825.92 and 138,145.41 is: 206,947.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,195.35 : 356,825.92 = 138,145.41 : x
  2. Step 2: Convert to fraction form
    238,195.35/356,825.92 = 138,145.41/x
  3. Step 3: Cross multiply
    238,195.35x = 356,825.92 × 138,145.41
  4. Step 4: Simplify right side
    238,195.35x = 49,293,862,326.30
  5. Step 5: Solve for x
    x = 49,293,862,326.30/238,195.35
  6. Step 6: Final answer
    x = 206,947.21

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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.