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Finding the Fourth Proportional to 222,951.89, 334,462.62 and 73,158.09

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Solution

The fourth proportional to 222,951.89, 334,462.62 and 73,158.09 is: 109,748.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,951.89 : 334,462.62 = 73,158.09 : x
  2. Step 2: Convert to fraction form
    222,951.89/334,462.62 = 73,158.09/x
  3. Step 3: Cross multiply
    222,951.89x = 334,462.62 × 73,158.09
  4. Step 4: Simplify right side
    222,951.89x = 24,468,645,064.19
  5. Step 5: Solve for x
    x = 24,468,645,064.19/222,951.89
  6. Step 6: Final answer
    x = 109,748.54

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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.