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Finding the Fourth Proportional to 59,912.46, 82,712.34 and 36,045

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Solution

The fourth proportional to 59,912.46, 82,712.34 and 36,045 is: 49,762.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,912.46 : 82,712.34 = 36,045 : x
  2. Step 2: Convert to fraction form
    59,912.46/82,712.34 = 36,045/x
  3. Step 3: Cross multiply
    59,912.46x = 82,712.34 × 36,045
  4. Step 4: Simplify right side
    59,912.46x = 2,981,366,295.30
  5. Step 5: Solve for x
    x = 2,981,366,295.30/59,912.46
  6. Step 6: Final answer
    x = 49,762.04

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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.