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Finding the Fourth Proportional to 222,550.74, 333,722.43 and 129,083.22

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Solution

The fourth proportional to 222,550.74, 333,722.43 and 129,083.22 is: 193,564.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,550.74 : 333,722.43 = 129,083.22 : x
  2. Step 2: Convert to fraction form
    222,550.74/333,722.43 = 129,083.22/x
  3. Step 3: Cross multiply
    222,550.74x = 333,722.43 × 129,083.22
  4. Step 4: Simplify right side
    222,550.74x = 43,077,965,850.62
  5. Step 5: Solve for x
    x = 43,077,965,850.62/222,550.74
  6. Step 6: Final answer
    x = 193,564.69

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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.