Home / 131,764.46-197,843.52-129,796.16

Finding the Fourth Proportional to 131,764.46, 197,843.52 and 129,796.16

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Solution

The fourth proportional to 131,764.46, 197,843.52 and 129,796.16 is: 194,888.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,764.46 : 197,843.52 = 129,796.16 : x
  2. Step 2: Convert to fraction form
    131,764.46/197,843.52 = 129,796.16/x
  3. Step 3: Cross multiply
    131,764.46x = 197,843.52 × 129,796.16
  4. Step 4: Simplify right side
    131,764.46x = 25,679,328,357.78
  5. Step 5: Solve for x
    x = 25,679,328,357.78/131,764.46
  6. Step 6: Final answer
    x = 194,888.13

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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.