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Finding the Fourth Proportional to 222,851.89, 334,193.99 and 80,662.03

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Solution

The fourth proportional to 222,851.89, 334,193.99 and 80,662.03 is: 120,962.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,851.89 : 334,193.99 = 80,662.03 : x
  2. Step 2: Convert to fraction form
    222,851.89/334,193.99 = 80,662.03/x
  3. Step 3: Cross multiply
    222,851.89x = 334,193.99 × 80,662.03
  4. Step 4: Simplify right side
    222,851.89x = 26,956,764,408.40
  5. Step 5: Solve for x
    x = 26,956,764,408.40/222,851.89
  6. Step 6: Final answer
    x = 120,962.69

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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.