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Finding the Fourth Proportional to 62,734.22, 93,978.30 and 36,383.61

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Solution

The fourth proportional to 62,734.22, 93,978.30 and 36,383.61 is: 54,504.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,734.22 : 93,978.30 = 36,383.61 : x
  2. Step 2: Convert to fraction form
    62,734.22/93,978.30 = 36,383.61/x
  3. Step 3: Cross multiply
    62,734.22x = 93,978.30 × 36,383.61
  4. Step 4: Simplify right side
    62,734.22x = 3,419,269,815.66
  5. Step 5: Solve for x
    x = 3,419,269,815.66/62,734.22
  6. Step 6: Final answer
    x = 54,504.07

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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.