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Finding the Fourth Proportional to 222,014.80, 332,147.40 and 192,757.60

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Solution

The fourth proportional to 222,014.80, 332,147.40 and 192,757.60 is: 288,376.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,014.80 : 332,147.40 = 192,757.60 : x
  2. Step 2: Convert to fraction form
    222,014.80/332,147.40 = 192,757.60/x
  3. Step 3: Cross multiply
    222,014.80x = 332,147.40 × 192,757.60
  4. Step 4: Simplify right side
    222,014.80x = 64,023,935,670.24
  5. Step 5: Solve for x
    x = 64,023,935,670.24/222,014.80
  6. Step 6: Final answer
    x = 288,376.88

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1.5x scale

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.