Home / 54,939.58-82,183.75-43,867.91

Finding the Fourth Proportional to 54,939.58, 82,183.75 and 43,867.91

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Solution

The fourth proportional to 54,939.58, 82,183.75 and 43,867.91 is: 65,621.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,939.58 : 82,183.75 = 43,867.91 : x
  2. Step 2: Convert to fraction form
    54,939.58/82,183.75 = 43,867.91/x
  3. Step 3: Cross multiply
    54,939.58x = 82,183.75 × 43,867.91
  4. Step 4: Simplify right side
    54,939.58x = 3,605,229,348.46
  5. Step 5: Solve for x
    x = 3,605,229,348.46/54,939.58
  6. Step 6: Final answer
    x = 65,621.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.