Home / 269,787.36-372,306.62-148,928.73

Finding the Fourth Proportional to 269,787.36, 372,306.62 and 148,928.73

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Solution

The fourth proportional to 269,787.36, 372,306.62 and 148,928.73 is: 205,521.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,787.36 : 372,306.62 = 148,928.73 : x
  2. Step 2: Convert to fraction form
    269,787.36/372,306.62 = 148,928.73/x
  3. Step 3: Cross multiply
    269,787.36x = 372,306.62 × 148,928.73
  4. Step 4: Simplify right side
    269,787.36x = 55,447,151,063.36
  5. Step 5: Solve for x
    x = 55,447,151,063.36/269,787.36
  6. Step 6: Final answer
    x = 205,521.68

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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.