Home / 82,231.04-113,481.57-50,393.79

Finding the Fourth Proportional to 82,231.04, 113,481.57 and 50,393.79

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Solution

The fourth proportional to 82,231.04, 113,481.57 and 50,393.79 is: 69,545.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,231.04 : 113,481.57 = 50,393.79 : x
  2. Step 2: Convert to fraction form
    82,231.04/113,481.57 = 50,393.79/x
  3. Step 3: Cross multiply
    82,231.04x = 113,481.57 × 50,393.79
  4. Step 4: Simplify right side
    82,231.04x = 5,718,766,407.45
  5. Step 5: Solve for x
    x = 5,718,766,407.45/82,231.04
  6. Step 6: Final answer
    x = 69,545.11

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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.