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Finding the Fourth Proportional to 34,163.20, 51,244.80 and 33,644.80

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Solution

The fourth proportional to 34,163.20, 51,244.80 and 33,644.80 is: 50,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,163.20 : 51,244.80 = 33,644.80 : x
  2. Step 2: Convert to fraction form
    34,163.20/51,244.80 = 33,644.80/x
  3. Step 3: Cross multiply
    34,163.20x = 51,244.80 × 33,644.80
  4. Step 4: Simplify right side
    34,163.20x = 1,724,121,047.04
  5. Step 5: Solve for x
    x = 1,724,121,047.04/34,163.20
  6. Step 6: Final answer
    x = 50,467.20

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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.