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Finding the Fourth Proportional to 222,697.14, 334,096.74 and 72,945.96

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Solution

The fourth proportional to 222,697.14, 334,096.74 and 72,945.96 is: 109,435.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,697.14 : 334,096.74 = 72,945.96 : x
  2. Step 2: Convert to fraction form
    222,697.14/334,096.74 = 72,945.96/x
  3. Step 3: Cross multiply
    222,697.14x = 334,096.74 × 72,945.96
  4. Step 4: Simplify right side
    222,697.14x = 24,371,005,396.96
  5. Step 5: Solve for x
    x = 24,371,005,396.96/222,697.14
  6. Step 6: Final answer
    x = 109,435.65

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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.