Home / 57,646.22-79,229.68-50,890.82

Finding the Fourth Proportional to 57,646.22, 79,229.68 and 50,890.82

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Solution

The fourth proportional to 57,646.22, 79,229.68 and 50,890.82 is: 69,944.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,646.22 : 79,229.68 = 50,890.82 : x
  2. Step 2: Convert to fraction form
    57,646.22/79,229.68 = 50,890.82/x
  3. Step 3: Cross multiply
    57,646.22x = 79,229.68 × 50,890.82
  4. Step 4: Simplify right side
    57,646.22x = 4,032,063,383.54
  5. Step 5: Solve for x
    x = 4,032,063,383.54/57,646.22
  6. Step 6: Final answer
    x = 69,944.97

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.