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Finding the Fourth Proportional to 222,627.16, 333,729.54 and 82,290.52

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Solution

The fourth proportional to 222,627.16, 333,729.54 and 82,290.52 is: 123,357.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,627.16 : 333,729.54 = 82,290.52 : x
  2. Step 2: Convert to fraction form
    222,627.16/333,729.54 = 82,290.52/x
  3. Step 3: Cross multiply
    222,627.16x = 333,729.54 × 82,290.52
  4. Step 4: Simplify right side
    222,627.16x = 27,462,777,385.96
  5. Step 5: Solve for x
    x = 27,462,777,385.96/222,627.16
  6. Step 6: Final answer
    x = 123,357.71

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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.