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Finding the Fourth Proportional to 222,195.98, 333,286.47 and 89,040.48

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Solution

The fourth proportional to 222,195.98, 333,286.47 and 89,040.48 is: 133,557.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,195.98 : 333,286.47 = 89,040.48 : x
  2. Step 2: Convert to fraction form
    222,195.98/333,286.47 = 89,040.48/x
  3. Step 3: Cross multiply
    222,195.98x = 333,286.47 × 89,040.48
  4. Step 4: Simplify right side
    222,195.98x = 29,675,987,266.31
  5. Step 5: Solve for x
    x = 29,675,987,266.31/222,195.98
  6. Step 6: Final answer
    x = 133,557.72

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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.