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Finding the Fourth Proportional to 225,086.70, 337,630.05 and 141,105.90

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Solution

The fourth proportional to 225,086.70, 337,630.05 and 141,105.90 is: 211,658.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,086.70 : 337,630.05 = 141,105.90 : x
  2. Step 2: Convert to fraction form
    225,086.70/337,630.05 = 141,105.90/x
  3. Step 3: Cross multiply
    225,086.70x = 337,630.05 × 141,105.90
  4. Step 4: Simplify right side
    225,086.70x = 47,641,592,072.30
  5. Step 5: Solve for x
    x = 47,641,592,072.30/225,086.70
  6. Step 6: Final answer
    x = 211,658.85

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1.5x scale

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.