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Finding the Fourth Proportional to 95,504.56, 143,023.50 and 82,440.88

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Solution

The fourth proportional to 95,504.56, 143,023.50 and 82,440.88 is: 123,459.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,504.56 : 143,023.50 = 82,440.88 : x
  2. Step 2: Convert to fraction form
    95,504.56/143,023.50 = 82,440.88/x
  3. Step 3: Cross multiply
    95,504.56x = 143,023.50 × 82,440.88
  4. Step 4: Simplify right side
    95,504.56x = 11,790,983,200.68
  5. Step 5: Solve for x
    x = 11,790,983,200.68/95,504.56
  6. Step 6: Final answer
    x = 123,459.90

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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.