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Finding the Fourth Proportional to 57,209.76, 85,846.86 and 44,694.70

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Solution

The fourth proportional to 57,209.76, 85,846.86 and 44,694.70 is: 67,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,209.76 : 85,846.86 = 44,694.70 : x
  2. Step 2: Convert to fraction form
    57,209.76/85,846.86 = 44,694.70/x
  3. Step 3: Cross multiply
    57,209.76x = 85,846.86 × 44,694.70
  4. Step 4: Simplify right side
    57,209.76x = 3,836,899,653.64
  5. Step 5: Solve for x
    x = 3,836,899,653.64/57,209.76
  6. Step 6: Final answer
    x = 67,067.22

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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.