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Finding the Fourth Proportional to 223,519.50, 335,279.10 and 65,747.94

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Solution

The fourth proportional to 223,519.50, 335,279.10 and 65,747.94 is: 98,621.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,519.50 : 335,279.10 = 65,747.94 : x
  2. Step 2: Convert to fraction form
    223,519.50/335,279.10 = 65,747.94/x
  3. Step 3: Cross multiply
    223,519.50x = 335,279.10 × 65,747.94
  4. Step 4: Simplify right side
    223,519.50x = 22,043,910,150.05
  5. Step 5: Solve for x
    x = 22,043,910,150.05/223,519.50
  6. Step 6: Final answer
    x = 98,621.87

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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.