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Finding the Fourth Proportional to 222,351.42, 333,532.06 and 80,208.06

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Solution

The fourth proportional to 222,351.42, 333,532.06 and 80,208.06 is: 120,313.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,351.42 : 333,532.06 = 80,208.06 : x
  2. Step 2: Convert to fraction form
    222,351.42/333,532.06 = 80,208.06/x
  3. Step 3: Cross multiply
    222,351.42x = 333,532.06 × 80,208.06
  4. Step 4: Simplify right side
    222,351.42x = 26,751,959,480.40
  5. Step 5: Solve for x
    x = 26,751,959,480.40/222,351.42
  6. Step 6: Final answer
    x = 120,313.87

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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.