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Finding the Fourth Proportional to 95,770.86, 143,664.48 and 29,211.63

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Solution

The fourth proportional to 95,770.86, 143,664.48 and 29,211.63 is: 43,819.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,770.86 : 143,664.48 = 29,211.63 : x
  2. Step 2: Convert to fraction form
    95,770.86/143,664.48 = 29,211.63/x
  3. Step 3: Cross multiply
    95,770.86x = 143,664.48 × 29,211.63
  4. Step 4: Simplify right side
    95,770.86x = 4,196,673,633.90
  5. Step 5: Solve for x
    x = 4,196,673,633.90/95,770.86
  6. Step 6: Final answer
    x = 43,819.94

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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.