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Finding the Fourth Proportional to 222,899.12, 334,434 and 134,216

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Solution

The fourth proportional to 222,899.12, 334,434 and 134,216 is: 201,375.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,899.12 : 334,434 = 134,216 : x
  2. Step 2: Convert to fraction form
    222,899.12/334,434 = 134,216/x
  3. Step 3: Cross multiply
    222,899.12x = 334,434 × 134,216
  4. Step 4: Simplify right side
    222,899.12x = 44,886,393,744
  5. Step 5: Solve for x
    x = 44,886,393,744/222,899.12
  6. Step 6: Final answer
    x = 201,375.37

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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.