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Finding the Fourth Proportional to 57,652.22, 79,610.11 and 36,179.19

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Solution

The fourth proportional to 57,652.22, 79,610.11 and 36,179.19 is: 49,958.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,652.22 : 79,610.11 = 36,179.19 : x
  2. Step 2: Convert to fraction form
    57,652.22/79,610.11 = 36,179.19/x
  3. Step 3: Cross multiply
    57,652.22x = 79,610.11 × 36,179.19
  4. Step 4: Simplify right side
    57,652.22x = 2,880,229,205.16
  5. Step 5: Solve for x
    x = 2,880,229,205.16/57,652.22
  6. Step 6: Final answer
    x = 49,958.68

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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.