Home / 83,958.24-115,612.56-82,095.96

Finding the Fourth Proportional to 83,958.24, 115,612.56 and 82,095.96

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Solution

The fourth proportional to 83,958.24, 115,612.56 and 82,095.96 is: 113,048.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,958.24 : 115,612.56 = 82,095.96 : x
  2. Step 2: Convert to fraction form
    83,958.24/115,612.56 = 82,095.96/x
  3. Step 3: Cross multiply
    83,958.24x = 115,612.56 × 82,095.96
  4. Step 4: Simplify right side
    83,958.24x = 9,491,324,101.26
  5. Step 5: Solve for x
    x = 9,491,324,101.26/83,958.24
  6. Step 6: Final answer
    x = 113,048.15

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1.5x scale

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.