Home / 269,731.92-372,228.16-148,873.20

Finding the Fourth Proportional to 269,731.92, 372,228.16 and 148,873.20

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Solution

The fourth proportional to 269,731.92, 372,228.16 and 148,873.20 is: 205,443.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,731.92 : 372,228.16 = 148,873.20 : x
  2. Step 2: Convert to fraction form
    269,731.92/372,228.16 = 148,873.20/x
  3. Step 3: Cross multiply
    269,731.92x = 372,228.16 × 148,873.20
  4. Step 4: Simplify right side
    269,731.92x = 55,414,797,309.31
  5. Step 5: Solve for x
    x = 55,414,797,309.31/269,731.92
  6. Step 6: Final answer
    x = 205,443.97

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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.