Home / 195,002.70-269,228.79-159,278.46

Finding the Fourth Proportional to 195,002.70, 269,228.79 and 159,278.46

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Solution

The fourth proportional to 195,002.70, 269,228.79 and 159,278.46 is: 219,906.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,002.70 : 269,228.79 = 159,278.46 : x
  2. Step 2: Convert to fraction form
    195,002.70/269,228.79 = 159,278.46/x
  3. Step 3: Cross multiply
    195,002.70x = 269,228.79 × 159,278.46
  4. Step 4: Simplify right side
    195,002.70x = 42,882,347,058.86
  5. Step 5: Solve for x
    x = 42,882,347,058.86/195,002.70
  6. Step 6: Final answer
    x = 219,906.43

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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.