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Finding the Fourth Proportional to 222,488.97, 333,733.26 and 89,369.25

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Solution

The fourth proportional to 222,488.97, 333,733.26 and 89,369.25 is: 134,053.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,488.97 : 333,733.26 = 89,369.25 : x
  2. Step 2: Convert to fraction form
    222,488.97/333,733.26 = 89,369.25/x
  3. Step 3: Cross multiply
    222,488.97x = 333,733.26 × 89,369.25
  4. Step 4: Simplify right side
    222,488.97x = 29,825,491,146.26
  5. Step 5: Solve for x
    x = 29,825,491,146.26/222,488.97
  6. Step 6: Final answer
    x = 134,053.80

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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.