Home / 195,442.47-269,716.33-108,228.56

Finding the Fourth Proportional to 195,442.47, 269,716.33 and 108,228.56

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Solution

The fourth proportional to 195,442.47, 269,716.33 and 108,228.56 is: 149,358.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,442.47 : 269,716.33 = 108,228.56 : x
  2. Step 2: Convert to fraction form
    195,442.47/269,716.33 = 108,228.56/x
  3. Step 3: Cross multiply
    195,442.47x = 269,716.33 × 108,228.56
  4. Step 4: Simplify right side
    195,442.47x = 29,191,008,791.09
  5. Step 5: Solve for x
    x = 29,191,008,791.09/195,442.47
  6. Step 6: Final answer
    x = 149,358.57

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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.