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Finding the Fourth Proportional to 57,373.92, 86,323.32 and 34,016.76

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Solution

The fourth proportional to 57,373.92, 86,323.32 and 34,016.76 is: 51,180.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,373.92 : 86,323.32 = 34,016.76 : x
  2. Step 2: Convert to fraction form
    57,373.92/86,323.32 = 34,016.76/x
  3. Step 3: Cross multiply
    57,373.92x = 86,323.32 × 34,016.76
  4. Step 4: Simplify right side
    57,373.92x = 2,936,439,658.84
  5. Step 5: Solve for x
    x = 2,936,439,658.84/57,373.92
  6. Step 6: Final answer
    x = 51,180.74

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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.