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Finding the Fourth Proportional to 59,134, 81,604.92 and 32,638

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Solution

The fourth proportional to 59,134, 81,604.92 and 32,638 is: 45,040.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,134 : 81,604.92 = 32,638 : x
  2. Step 2: Convert to fraction form
    59,134/81,604.92 = 32,638/x
  3. Step 3: Cross multiply
    59,134x = 81,604.92 × 32,638
  4. Step 4: Simplify right side
    59,134x = 2,663,421,378.96
  5. Step 5: Solve for x
    x = 2,663,421,378.96/59,134
  6. Step 6: Final answer
    x = 45,040.44

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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.