Home / 57,122.92-78,771.78-44,033.68

Finding the Fourth Proportional to 57,122.92, 78,771.78 and 44,033.68

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Solution

The fourth proportional to 57,122.92, 78,771.78 and 44,033.68 is: 60,721.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,122.92 : 78,771.78 = 44,033.68 : x
  2. Step 2: Convert to fraction form
    57,122.92/78,771.78 = 44,033.68/x
  3. Step 3: Cross multiply
    57,122.92x = 78,771.78 × 44,033.68
  4. Step 4: Simplify right side
    57,122.92x = 3,468,611,353.55
  5. Step 5: Solve for x
    x = 3,468,611,353.55/57,122.92
  6. Step 6: Final answer
    x = 60,721.88

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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.