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Finding the Fourth Proportional to 57,564.33, 86,363.70 and 34,793.61

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Solution

The fourth proportional to 57,564.33, 86,363.70 and 34,793.61 is: 52,200.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,564.33 : 86,363.70 = 34,793.61 : x
  2. Step 2: Convert to fraction form
    57,564.33/86,363.70 = 34,793.61/x
  3. Step 3: Cross multiply
    57,564.33x = 86,363.70 × 34,793.61
  4. Step 4: Simplify right side
    57,564.33x = 3,004,904,895.96
  5. Step 5: Solve for x
    x = 3,004,904,895.96/57,564.33
  6. Step 6: Final answer
    x = 52,200.81

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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.