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Finding the Fourth Proportional to 95,819.82, 143,729.76 and 36,673.62

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Solution

The fourth proportional to 95,819.82, 143,729.76 and 36,673.62 is: 55,010.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,819.82 : 143,729.76 = 36,673.62 : x
  2. Step 2: Convert to fraction form
    95,819.82/143,729.76 = 36,673.62/x
  3. Step 3: Cross multiply
    95,819.82x = 143,729.76 × 36,673.62
  4. Step 4: Simplify right side
    95,819.82x = 5,271,090,600.93
  5. Step 5: Solve for x
    x = 5,271,090,600.93/95,819.82
  6. Step 6: Final answer
    x = 55,010.44

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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.