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Finding the Fourth Proportional to 57,751.32, 79,696.22 and 32,601.88

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Solution

The fourth proportional to 57,751.32, 79,696.22 and 32,601.88 is: 44,990.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,751.32 : 79,696.22 = 32,601.88 : x
  2. Step 2: Convert to fraction form
    57,751.32/79,696.22 = 32,601.88/x
  3. Step 3: Cross multiply
    57,751.32x = 79,696.22 × 32,601.88
  4. Step 4: Simplify right side
    57,751.32x = 2,598,246,600.89
  5. Step 5: Solve for x
    x = 2,598,246,600.89/57,751.32
  6. Step 6: Final answer
    x = 44,990.25

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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.