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Finding the Fourth Proportional to 222,852.62, 334,243.21 and 71,029.96

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Solution

The fourth proportional to 222,852.62, 334,243.21 and 71,029.96 is: 106,533.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,852.62 : 334,243.21 = 71,029.96 : x
  2. Step 2: Convert to fraction form
    222,852.62/334,243.21 = 71,029.96/x
  3. Step 3: Cross multiply
    222,852.62x = 334,243.21 × 71,029.96
  4. Step 4: Simplify right side
    222,852.62x = 23,741,282,836.69
  5. Step 5: Solve for x
    x = 23,741,282,836.69/222,852.62
  6. Step 6: Final answer
    x = 106,533.56

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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.