Home / 82,540.92-113,906.70-44,815.80

Finding the Fourth Proportional to 82,540.92, 113,906.70 and 44,815.80

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Solution

The fourth proportional to 82,540.92, 113,906.70 and 44,815.80 is: 61,845.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,540.92 : 113,906.70 = 44,815.80 : x
  2. Step 2: Convert to fraction form
    82,540.92/113,906.70 = 44,815.80/x
  3. Step 3: Cross multiply
    82,540.92x = 113,906.70 × 44,815.80
  4. Step 4: Simplify right side
    82,540.92x = 5,104,819,885.86
  5. Step 5: Solve for x
    x = 5,104,819,885.86/82,540.92
  6. Step 6: Final answer
    x = 61,845.93

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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.