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Finding the Fourth Proportional to 59,689.12, 82,371.15 and 32,834.38

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Solution

The fourth proportional to 59,689.12, 82,371.15 and 32,834.38 is: 45,311.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,689.12 : 82,371.15 = 32,834.38 : x
  2. Step 2: Convert to fraction form
    59,689.12/82,371.15 = 32,834.38/x
  3. Step 3: Cross multiply
    59,689.12x = 82,371.15 × 32,834.38
  4. Step 4: Simplify right side
    59,689.12x = 2,704,605,640.14
  5. Step 5: Solve for x
    x = 2,704,605,640.14/59,689.12
  6. Step 6: Final answer
    x = 45,311.53

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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.