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Finding the Fourth Proportional to 59,769.43, 82,481.82 and 32,911.86

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Solution

The fourth proportional to 59,769.43, 82,481.82 and 32,911.86 is: 45,418.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,769.43 : 82,481.82 = 32,911.86 : x
  2. Step 2: Convert to fraction form
    59,769.43/82,481.82 = 32,911.86/x
  3. Step 3: Cross multiply
    59,769.43x = 82,481.82 × 32,911.86
  4. Step 4: Simplify right side
    59,769.43x = 2,714,630,298.27
  5. Step 5: Solve for x
    x = 2,714,630,298.27/59,769.43
  6. Step 6: Final answer
    x = 45,418.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.