Home / 195,171.75-269,337.20-105,747.75

Finding the Fourth Proportional to 195,171.75, 269,337.20 and 105,747.75

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Solution

The fourth proportional to 195,171.75, 269,337.20 and 105,747.75 is: 145,932.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,171.75 : 269,337.20 = 105,747.75 : x
  2. Step 2: Convert to fraction form
    195,171.75/269,337.20 = 105,747.75/x
  3. Step 3: Cross multiply
    195,171.75x = 269,337.20 × 105,747.75
  4. Step 4: Simplify right side
    195,171.75x = 28,481,802,891.30
  5. Step 5: Solve for x
    x = 28,481,802,891.30/195,171.75
  6. Step 6: Final answer
    x = 145,932.00

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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.