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Finding the Fourth Proportional to 222,993.15, 334,540.80 and 96,654.60

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Solution

The fourth proportional to 222,993.15, 334,540.80 and 96,654.60 is: 145,004.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,993.15 : 334,540.80 = 96,654.60 : x
  2. Step 2: Convert to fraction form
    222,993.15/334,540.80 = 96,654.60/x
  3. Step 3: Cross multiply
    222,993.15x = 334,540.80 × 96,654.60
  4. Step 4: Simplify right side
    222,993.15x = 32,334,907,207.68
  5. Step 5: Solve for x
    x = 32,334,907,207.68/222,993.15
  6. Step 6: Final answer
    x = 145,004.04

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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.