Home / 195,178.23-269,340.17-109,131.93

Finding the Fourth Proportional to 195,178.23, 269,340.17 and 109,131.93

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Solution

The fourth proportional to 195,178.23, 269,340.17 and 109,131.93 is: 150,598.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,178.23 : 269,340.17 = 109,131.93 : x
  2. Step 2: Convert to fraction form
    195,178.23/269,340.17 = 109,131.93/x
  3. Step 3: Cross multiply
    195,178.23x = 269,340.17 × 109,131.93
  4. Step 4: Simplify right side
    195,178.23x = 29,393,612,032.97
  5. Step 5: Solve for x
    x = 29,393,612,032.97/195,178.23
  6. Step 6: Final answer
    x = 150,598.82

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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.