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Finding the Fourth Proportional to 222,667.05, 333,555.89 and 133,872.42

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Solution

The fourth proportional to 222,667.05, 333,555.89 and 133,872.42 is: 200,541.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,667.05 : 333,555.89 = 133,872.42 : x
  2. Step 2: Convert to fraction form
    222,667.05/333,555.89 = 133,872.42/x
  3. Step 3: Cross multiply
    222,667.05x = 333,555.89 × 133,872.42
  4. Step 4: Simplify right side
    222,667.05x = 44,653,933,530.19
  5. Step 5: Solve for x
    x = 44,653,933,530.19/222,667.05
  6. Step 6: Final answer
    x = 200,541.27

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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.