Home / 269,720.33-404,258.75-125,431.37

Finding the Fourth Proportional to 269,720.33, 404,258.75 and 125,431.37

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Solution

The fourth proportional to 269,720.33, 404,258.75 and 125,431.37 is: 187,997.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,720.33 : 404,258.75 = 125,431.37 : x
  2. Step 2: Convert to fraction form
    269,720.33/404,258.75 = 125,431.37/x
  3. Step 3: Cross multiply
    269,720.33x = 404,258.75 × 125,431.37
  4. Step 4: Simplify right side
    269,720.33x = 50,706,726,198.54
  5. Step 5: Solve for x
    x = 50,706,726,198.54/269,720.33
  6. Step 6: Final answer
    x = 187,997.42

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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.