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Finding the Fourth Proportional to 222,018.22, 332,939.67 and 88,873.66

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Solution

The fourth proportional to 222,018.22, 332,939.67 and 88,873.66 is: 133,275.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,018.22 : 332,939.67 = 88,873.66 : x
  2. Step 2: Convert to fraction form
    222,018.22/332,939.67 = 88,873.66/x
  3. Step 3: Cross multiply
    222,018.22x = 332,939.67 × 88,873.66
  4. Step 4: Simplify right side
    222,018.22x = 29,589,567,032.09
  5. Step 5: Solve for x
    x = 29,589,567,032.09/222,018.22
  6. Step 6: Final answer
    x = 133,275.40

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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.