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Finding the Fourth Proportional to 222,719.25, 333,920.16 and 104,326.02

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Solution

The fourth proportional to 222,719.25, 333,920.16 and 104,326.02 is: 156,414.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,719.25 : 333,920.16 = 104,326.02 : x
  2. Step 2: Convert to fraction form
    222,719.25/333,920.16 = 104,326.02/x
  3. Step 3: Cross multiply
    222,719.25x = 333,920.16 × 104,326.02
  4. Step 4: Simplify right side
    222,719.25x = 34,836,561,290.56
  5. Step 5: Solve for x
    x = 34,836,561,290.56/222,719.25
  6. Step 6: Final answer
    x = 156,414.68

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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.