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Finding the Fourth Proportional to 73,855.26, 110,819.79 and 34,415.46

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Solution

The fourth proportional to 73,855.26, 110,819.79 and 34,415.46 is: 51,640.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,855.26 : 110,819.79 = 34,415.46 : x
  2. Step 2: Convert to fraction form
    73,855.26/110,819.79 = 34,415.46/x
  3. Step 3: Cross multiply
    73,855.26x = 110,819.79 × 34,415.46
  4. Step 4: Simplify right side
    73,855.26x = 3,813,914,049.95
  5. Step 5: Solve for x
    x = 3,813,914,049.95/73,855.26
  6. Step 6: Final answer
    x = 51,640.38

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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.