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Finding the Fourth Proportional to 222,571.36, 333,872.45 and 89,451.73

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Solution

The fourth proportional to 222,571.36, 333,872.45 and 89,451.73 is: 134,183.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,571.36 : 333,872.45 = 89,451.73 : x
  2. Step 2: Convert to fraction form
    222,571.36/333,872.45 = 89,451.73/x
  3. Step 3: Cross multiply
    222,571.36x = 333,872.45 × 89,451.73
  4. Step 4: Simplify right side
    222,571.36x = 29,865,466,135.22
  5. Step 5: Solve for x
    x = 29,865,466,135.22/222,571.36
  6. Step 6: Final answer
    x = 134,183.78

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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.