Home / 195,479.13-269,732.52-109,433.64

Finding the Fourth Proportional to 195,479.13, 269,732.52 and 109,433.64

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Solution

The fourth proportional to 195,479.13, 269,732.52 and 109,433.64 is: 151,002.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,479.13 : 269,732.52 = 109,433.64 : x
  2. Step 2: Convert to fraction form
    195,479.13/269,732.52 = 109,433.64/x
  3. Step 3: Cross multiply
    195,479.13x = 269,732.52 × 109,433.64
  4. Step 4: Simplify right side
    195,479.13x = 29,517,811,489.97
  5. Step 5: Solve for x
    x = 29,517,811,489.97/195,479.13
  6. Step 6: Final answer
    x = 151,002.37

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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.