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Finding the Fourth Proportional to 222,716.04, 333,629.04 and 133,920.96

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Solution

The fourth proportional to 222,716.04, 333,629.04 and 133,920.96 is: 200,613.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,716.04 : 333,629.04 = 133,920.96 : x
  2. Step 2: Convert to fraction form
    222,716.04/333,629.04 = 133,920.96/x
  3. Step 3: Cross multiply
    222,716.04x = 333,629.04 × 133,920.96
  4. Step 4: Simplify right side
    222,716.04x = 44,679,921,320.68
  5. Step 5: Solve for x
    x = 44,679,921,320.68/222,716.04
  6. Step 6: Final answer
    x = 200,613.85

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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.