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Finding the Fourth Proportional to 166,687.90, 229,972.11 and 95,016.22

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Solution

The fourth proportional to 166,687.90, 229,972.11 and 95,016.22 is: 131,089.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,687.90 : 229,972.11 = 95,016.22 : x
  2. Step 2: Convert to fraction form
    166,687.90/229,972.11 = 95,016.22/x
  3. Step 3: Cross multiply
    166,687.90x = 229,972.11 × 95,016.22
  4. Step 4: Simplify right side
    166,687.90x = 21,851,080,597.62
  5. Step 5: Solve for x
    x = 21,851,080,597.62/166,687.90
  6. Step 6: Final answer
    x = 131,089.78

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1.5x scale

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.