Home / 82,717.20-114,149.10-44,991.48

Finding the Fourth Proportional to 82,717.20, 114,149.10 and 44,991.48

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Solution

The fourth proportional to 82,717.20, 114,149.10 and 44,991.48 is: 62,087.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,717.20 : 114,149.10 = 44,991.48 : x
  2. Step 2: Convert to fraction form
    82,717.20/114,149.10 = 44,991.48/x
  3. Step 3: Cross multiply
    82,717.20x = 114,149.10 × 44,991.48
  4. Step 4: Simplify right side
    82,717.20x = 5,135,736,949.67
  5. Step 5: Solve for x
    x = 5,135,736,949.67/82,717.20
  6. Step 6: Final answer
    x = 62,087.90

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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.