Home / 195,067.18-269,084.92-158,807.63

Finding the Fourth Proportional to 195,067.18, 269,084.92 and 158,807.63

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Solution

The fourth proportional to 195,067.18, 269,084.92 and 158,807.63 is: 219,066.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,067.18 : 269,084.92 = 158,807.63 : x
  2. Step 2: Convert to fraction form
    195,067.18/269,084.92 = 158,807.63/x
  3. Step 3: Cross multiply
    195,067.18x = 269,084.92 × 158,807.63
  4. Step 4: Simplify right side
    195,067.18x = 42,732,738,900.57
  5. Step 5: Solve for x
    x = 42,732,738,900.57/195,067.18
  6. Step 6: Final answer
    x = 219,066.78

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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.