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Finding the Fourth Proportional to 73,224.30, 109,843.74 and 33,792.70

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Solution

The fourth proportional to 73,224.30, 109,843.74 and 33,792.70 is: 50,692.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,224.30 : 109,843.74 = 33,792.70 : x
  2. Step 2: Convert to fraction form
    73,224.30/109,843.74 = 33,792.70/x
  3. Step 3: Cross multiply
    73,224.30x = 109,843.74 × 33,792.70
  4. Step 4: Simplify right side
    73,224.30x = 3,711,916,552.70
  5. Step 5: Solve for x
    x = 3,711,916,552.70/73,224.30
  6. Step 6: Final answer
    x = 50,692.41

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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.