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Finding the Fourth Proportional to 222,017.72, 332,938.92 and 88,873.16

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Solution

The fourth proportional to 222,017.72, 332,938.92 and 88,873.16 is: 133,274.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,017.72 : 332,938.92 = 88,873.16 : x
  2. Step 2: Convert to fraction form
    222,017.72/332,938.92 = 88,873.16/x
  3. Step 3: Cross multiply
    222,017.72x = 332,938.92 × 88,873.16
  4. Step 4: Simplify right side
    222,017.72x = 29,589,333,907.39
  5. Step 5: Solve for x
    x = 29,589,333,907.39/222,017.72
  6. Step 6: Final answer
    x = 133,274.65

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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.