Home / 95,819.32-143,861.46-66,163.96

Finding the Fourth Proportional to 95,819.32, 143,861.46 and 66,163.96

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Solution

The fourth proportional to 95,819.32, 143,861.46 and 66,163.96 is: 99,337.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,819.32 : 143,861.46 = 66,163.96 : x
  2. Step 2: Convert to fraction form
    95,819.32/143,861.46 = 66,163.96/x
  3. Step 3: Cross multiply
    95,819.32x = 143,861.46 × 66,163.96
  4. Step 4: Simplify right side
    95,819.32x = 9,518,443,884.98
  5. Step 5: Solve for x
    x = 9,518,443,884.98/95,819.32
  6. Step 6: Final answer
    x = 99,337.42

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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.