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Finding the Fourth Proportional to 222,946.71, 334,419.17 and 80,758.73

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Solution

The fourth proportional to 222,946.71, 334,419.17 and 80,758.73 is: 121,137.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,946.71 : 334,419.17 = 80,758.73 : x
  2. Step 2: Convert to fraction form
    222,946.71/334,419.17 = 80,758.73/x
  3. Step 3: Cross multiply
    222,946.71x = 334,419.17 × 80,758.73
  4. Step 4: Simplify right side
    222,946.71x = 27,007,265,380.96
  5. Step 5: Solve for x
    x = 27,007,265,380.96/222,946.71
  6. Step 6: Final answer
    x = 121,137.76

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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.