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Finding the Fourth Proportional to 88,042, 132,082.44 and 32,638

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Solution

The fourth proportional to 88,042, 132,082.44 and 32,638 is: 48,964.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,042 : 132,082.44 = 32,638 : x
  2. Step 2: Convert to fraction form
    88,042/132,082.44 = 32,638/x
  3. Step 3: Cross multiply
    88,042x = 132,082.44 × 32,638
  4. Step 4: Simplify right side
    88,042x = 4,310,906,676.72
  5. Step 5: Solve for x
    x = 4,310,906,676.72/88,042
  6. Step 6: Final answer
    x = 48,964.21

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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.