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Finding the Fourth Proportional to 228,682.20, 343,023.44 and 95,489.88

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Solution

The fourth proportional to 228,682.20, 343,023.44 and 95,489.88 is: 143,234.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,682.20 : 343,023.44 = 95,489.88 : x
  2. Step 2: Convert to fraction form
    228,682.20/343,023.44 = 95,489.88/x
  3. Step 3: Cross multiply
    228,682.20x = 343,023.44 × 95,489.88
  4. Step 4: Simplify right side
    228,682.20x = 32,755,267,122.79
  5. Step 5: Solve for x
    x = 32,755,267,122.79/228,682.20
  6. Step 6: Final answer
    x = 143,234.88

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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.