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Finding the Fourth Proportional to 222,668.05, 333,557.38 and 133,873.42

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Solution

The fourth proportional to 222,668.05, 333,557.38 and 133,873.42 is: 200,542.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,668.05 : 333,557.38 = 133,873.42 : x
  2. Step 2: Convert to fraction form
    222,668.05/333,557.38 = 133,873.42/x
  3. Step 3: Cross multiply
    222,668.05x = 333,557.38 × 133,873.42
  4. Step 4: Simplify right side
    222,668.05x = 44,654,467,226.84
  5. Step 5: Solve for x
    x = 44,654,467,226.84/222,668.05
  6. Step 6: Final answer
    x = 200,542.77

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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.