Home / 131,764.96-197,844.27-129,796.66

Finding the Fourth Proportional to 131,764.96, 197,844.27 and 129,796.66

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Solution

The fourth proportional to 131,764.96, 197,844.27 and 129,796.66 is: 194,888.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,764.96 : 197,844.27 = 129,796.66 : x
  2. Step 2: Convert to fraction form
    131,764.96/197,844.27 = 129,796.66/x
  3. Step 3: Cross multiply
    131,764.96x = 197,844.27 × 129,796.66
  4. Step 4: Simplify right side
    131,764.96x = 25,679,524,951.53
  5. Step 5: Solve for x
    x = 25,679,524,951.53/131,764.96
  6. Step 6: Final answer
    x = 194,888.88

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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.