Home / 269,743.40-372,219.36-148,876.92

Finding the Fourth Proportional to 269,743.40, 372,219.36 and 148,876.92

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Solution

The fourth proportional to 269,743.40, 372,219.36 and 148,876.92 is: 205,435.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,743.40 : 372,219.36 = 148,876.92 : x
  2. Step 2: Convert to fraction form
    269,743.40/372,219.36 = 148,876.92/x
  3. Step 3: Cross multiply
    269,743.40x = 372,219.36 × 148,876.92
  4. Step 4: Simplify right side
    269,743.40x = 55,414,871,881.17
  5. Step 5: Solve for x
    x = 55,414,871,881.17/269,743.40
  6. Step 6: Final answer
    x = 205,435.51

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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.