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Finding the Fourth Proportional to 222,867.39, 334,297.44 and 89,744.30

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Solution

The fourth proportional to 222,867.39, 334,297.44 and 89,744.30 is: 134,614.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,867.39 : 334,297.44 = 89,744.30 : x
  2. Step 2: Convert to fraction form
    222,867.39/334,297.44 = 89,744.30/x
  3. Step 3: Cross multiply
    222,867.39x = 334,297.44 × 89,744.30
  4. Step 4: Simplify right side
    222,867.39x = 30,001,289,744.59
  5. Step 5: Solve for x
    x = 30,001,289,744.59/222,867.39
  6. Step 6: Final answer
    x = 134,614.98

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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.