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Finding the Fourth Proportional to 80,244.37, 110,791.02 and 50,041.90

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Solution

The fourth proportional to 80,244.37, 110,791.02 and 50,041.90 is: 69,091.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,244.37 : 110,791.02 = 50,041.90 : x
  2. Step 2: Convert to fraction form
    80,244.37/110,791.02 = 50,041.90/x
  3. Step 3: Cross multiply
    80,244.37x = 110,791.02 × 50,041.90
  4. Step 4: Simplify right side
    80,244.37x = 5,544,193,143.74
  5. Step 5: Solve for x
    x = 5,544,193,143.74/80,244.37
  6. Step 6: Final answer
    x = 69,091.37

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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.