Home / 195,019.20-269,251.56-159,294.96

Finding the Fourth Proportional to 195,019.20, 269,251.56 and 159,294.96

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Solution

The fourth proportional to 195,019.20, 269,251.56 and 159,294.96 is: 219,929.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,019.20 : 269,251.56 = 159,294.96 : x
  2. Step 2: Convert to fraction form
    195,019.20/269,251.56 = 159,294.96/x
  3. Step 3: Cross multiply
    195,019.20x = 269,251.56 × 159,294.96
  4. Step 4: Simplify right side
    195,019.20x = 42,890,416,480.14
  5. Step 5: Solve for x
    x = 42,890,416,480.14/195,019.20
  6. Step 6: Final answer
    x = 219,929.20

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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.