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Finding the Fourth Proportional to 223,311.22, 334,694.31 and 104,824.42

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Solution

The fourth proportional to 223,311.22, 334,694.31 and 104,824.42 is: 157,108.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,311.22 : 334,694.31 = 104,824.42 : x
  2. Step 2: Convert to fraction form
    223,311.22/334,694.31 = 104,824.42/x
  3. Step 3: Cross multiply
    223,311.22x = 334,694.31 × 104,824.42
  4. Step 4: Simplify right side
    223,311.22x = 35,084,136,923.05
  5. Step 5: Solve for x
    x = 35,084,136,923.05/223,311.22
  6. Step 6: Final answer
    x = 157,108.71

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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.