Home / 166,747.17-250,255.62-129,218.25

Finding the Fourth Proportional to 166,747.17, 250,255.62 and 129,218.25

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Solution

The fourth proportional to 166,747.17, 250,255.62 and 129,218.25 is: 193,931.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,747.17 : 250,255.62 = 129,218.25 : x
  2. Step 2: Convert to fraction form
    166,747.17/250,255.62 = 129,218.25/x
  3. Step 3: Cross multiply
    166,747.17x = 250,255.62 × 129,218.25
  4. Step 4: Simplify right side
    166,747.17x = 32,337,593,269.07
  5. Step 5: Solve for x
    x = 32,337,593,269.07/166,747.17
  6. Step 6: Final answer
    x = 193,931.89

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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.