Home / 57,949.97-79,972.92-34,078.86

Finding the Fourth Proportional to 57,949.97, 79,972.92 and 34,078.86

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Solution

The fourth proportional to 57,949.97, 79,972.92 and 34,078.86 is: 47,029.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,949.97 : 79,972.92 = 34,078.86 : x
  2. Step 2: Convert to fraction form
    57,949.97/79,972.92 = 34,078.86/x
  3. Step 3: Cross multiply
    57,949.97x = 79,972.92 × 34,078.86
  4. Step 4: Simplify right side
    57,949.97x = 2,725,385,944.47
  5. Step 5: Solve for x
    x = 2,725,385,944.47/57,949.97
  6. Step 6: Final answer
    x = 47,029.98

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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.