Home / 57,377.10-79,177.41-31,884.96

Finding the Fourth Proportional to 57,377.10, 79,177.41 and 31,884.96

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Solution

The fourth proportional to 57,377.10, 79,177.41 and 31,884.96 is: 43,999.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,377.10 : 79,177.41 = 31,884.96 : x
  2. Step 2: Convert to fraction form
    57,377.10/79,177.41 = 31,884.96/x
  3. Step 3: Cross multiply
    57,377.10x = 79,177.41 × 31,884.96
  4. Step 4: Simplify right side
    57,377.10x = 2,524,568,550.75
  5. Step 5: Solve for x
    x = 2,524,568,550.75/57,377.10
  6. Step 6: Final answer
    x = 43,999.58

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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.