Home / 166,644.27-229,963.46-91,191.15

Finding the Fourth Proportional to 166,644.27, 229,963.46 and 91,191.15

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Solution

The fourth proportional to 166,644.27, 229,963.46 and 91,191.15 is: 125,840.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,644.27 : 229,963.46 = 91,191.15 : x
  2. Step 2: Convert to fraction form
    166,644.27/229,963.46 = 91,191.15/x
  3. Step 3: Cross multiply
    166,644.27x = 229,963.46 × 91,191.15
  4. Step 4: Simplify right side
    166,644.27x = 20,970,631,919.42
  5. Step 5: Solve for x
    x = 20,970,631,919.42/166,644.27
  6. Step 6: Final answer
    x = 125,840.70

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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.