Home / 195,695.34-269,998.38-109,642.86

Finding the Fourth Proportional to 195,695.34, 269,998.38 and 109,642.86

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Solution

The fourth proportional to 195,695.34, 269,998.38 and 109,642.86 is: 151,272.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,695.34 : 269,998.38 = 109,642.86 : x
  2. Step 2: Convert to fraction form
    195,695.34/269,998.38 = 109,642.86/x
  3. Step 3: Cross multiply
    195,695.34x = 269,998.38 × 109,642.86
  4. Step 4: Simplify right side
    195,695.34x = 29,603,394,578.57
  5. Step 5: Solve for x
    x = 29,603,394,578.57/195,695.34
  6. Step 6: Final answer
    x = 151,272.86

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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.