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Finding the Fourth Proportional to 57,863.39, 79,850.76 and 33,992.24

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Solution

The fourth proportional to 57,863.39, 79,850.76 and 33,992.24 is: 46,908.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,863.39 : 79,850.76 = 33,992.24 : x
  2. Step 2: Convert to fraction form
    57,863.39/79,850.76 = 33,992.24/x
  3. Step 3: Cross multiply
    57,863.39x = 79,850.76 × 33,992.24
  4. Step 4: Simplify right side
    57,863.39x = 2,714,306,198.10
  5. Step 5: Solve for x
    x = 2,714,306,198.10/57,863.39
  6. Step 6: Final answer
    x = 46,908.87

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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.