Home / 195,431.08-269,672.19-109,394.86

Finding the Fourth Proportional to 195,431.08, 269,672.19 and 109,394.86

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Solution

The fourth proportional to 195,431.08, 269,672.19 and 109,394.86 is: 150,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,431.08 : 269,672.19 = 109,394.86 : x
  2. Step 2: Convert to fraction form
    195,431.08/269,672.19 = 109,394.86/x
  3. Step 3: Cross multiply
    195,431.08x = 269,672.19 × 109,394.86
  4. Step 4: Simplify right side
    195,431.08x = 29,500,751,470.94
  5. Step 5: Solve for x
    x = 29,500,751,470.94/195,431.08
  6. Step 6: Final answer
    x = 150,952.20

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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.