Home / 195,179.54-269,348.26-109,141.65

Finding the Fourth Proportional to 195,179.54, 269,348.26 and 109,141.65

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Solution

The fourth proportional to 195,179.54, 269,348.26 and 109,141.65 is: 150,615.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,179.54 : 269,348.26 = 109,141.65 : x
  2. Step 2: Convert to fraction form
    195,179.54/269,348.26 = 109,141.65/x
  3. Step 3: Cross multiply
    195,179.54x = 269,348.26 × 109,141.65
  4. Step 4: Simplify right side
    195,179.54x = 29,397,111,628.58
  5. Step 5: Solve for x
    x = 29,397,111,628.58/195,179.54
  6. Step 6: Final answer
    x = 150,615.74

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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.