Home / 269,606.30-372,058-148,747.58

Finding the Fourth Proportional to 269,606.30, 372,058 and 148,747.58

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Solution

The fourth proportional to 269,606.30, 372,058 and 148,747.58 is: 205,272.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,606.30 : 372,058 = 148,747.58 : x
  2. Step 2: Convert to fraction form
    269,606.30/372,058 = 148,747.58/x
  3. Step 3: Cross multiply
    269,606.30x = 372,058 × 148,747.58
  4. Step 4: Simplify right side
    269,606.30x = 55,342,727,119.64
  5. Step 5: Solve for x
    x = 55,342,727,119.64/269,606.30
  6. Step 6: Final answer
    x = 205,272.38

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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.