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Finding the Fourth Proportional to 82,481.63, 113,824.64 and 44,755.88

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Solution

The fourth proportional to 82,481.63, 113,824.64 and 44,755.88 is: 61,763.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,481.63 : 113,824.64 = 44,755.88 : x
  2. Step 2: Convert to fraction form
    82,481.63/113,824.64 = 44,755.88/x
  3. Step 3: Cross multiply
    82,481.63x = 113,824.64 × 44,755.88
  4. Step 4: Simplify right side
    82,481.63x = 5,094,321,471.65
  5. Step 5: Solve for x
    x = 5,094,321,471.65/82,481.63
  6. Step 6: Final answer
    x = 61,763.11

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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.