Home / 195,747.20-293,620.80-125,763.20

Finding the Fourth Proportional to 195,747.20, 293,620.80 and 125,763.20

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Solution

The fourth proportional to 195,747.20, 293,620.80 and 125,763.20 is: 188,644.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,747.20 : 293,620.80 = 125,763.20 : x
  2. Step 2: Convert to fraction form
    195,747.20/293,620.80 = 125,763.20/x
  3. Step 3: Cross multiply
    195,747.20x = 293,620.80 × 125,763.20
  4. Step 4: Simplify right side
    195,747.20x = 36,926,691,394.56
  5. Step 5: Solve for x
    x = 36,926,691,394.56/195,747.20
  6. Step 6: Final answer
    x = 188,644.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.