Home / 195,169.28-269,321.14-109,135.36

Finding the Fourth Proportional to 195,169.28, 269,321.14 and 109,135.36

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Solution

The fourth proportional to 195,169.28, 269,321.14 and 109,135.36 is: 150,599.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,169.28 : 269,321.14 = 109,135.36 : x
  2. Step 2: Convert to fraction form
    195,169.28/269,321.14 = 109,135.36/x
  3. Step 3: Cross multiply
    195,169.28x = 269,321.14 × 109,135.36
  4. Step 4: Simplify right side
    195,169.28x = 29,392,457,677.23
  5. Step 5: Solve for x
    x = 29,392,457,677.23/195,169.28
  6. Step 6: Final answer
    x = 150,599.82

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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.