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Finding the Fourth Proportional to 222,028.89, 333,046.37 and 72,269.91

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Solution

The fourth proportional to 222,028.89, 333,046.37 and 72,269.91 is: 108,405.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,028.89 : 333,046.37 = 72,269.91 : x
  2. Step 2: Convert to fraction form
    222,028.89/333,046.37 = 72,269.91/x
  3. Step 3: Cross multiply
    222,028.89x = 333,046.37 × 72,269.91
  4. Step 4: Simplify right side
    222,028.89x = 24,069,231,185.73
  5. Step 5: Solve for x
    x = 24,069,231,185.73/222,028.89
  6. Step 6: Final answer
    x = 108,405.85

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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.