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Finding the Fourth Proportional to 222,668.54, 334,003.48 and 54,188.90

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Solution

The fourth proportional to 222,668.54, 334,003.48 and 54,188.90 is: 81,283.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,668.54 : 334,003.48 = 54,188.90 : x
  2. Step 2: Convert to fraction form
    222,668.54/334,003.48 = 54,188.90/x
  3. Step 3: Cross multiply
    222,668.54x = 334,003.48 × 54,188.90
  4. Step 4: Simplify right side
    222,668.54x = 18,099,281,177.37
  5. Step 5: Solve for x
    x = 18,099,281,177.37/222,668.54
  6. Step 6: Final answer
    x = 81,283.51

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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.