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Finding the Fourth Proportional to 223,414.60, 335,121.90 and 134,622.40

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Solution

The fourth proportional to 223,414.60, 335,121.90 and 134,622.40 is: 201,933.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,414.60 : 335,121.90 = 134,622.40 : x
  2. Step 2: Convert to fraction form
    223,414.60/335,121.90 = 134,622.40/x
  3. Step 3: Cross multiply
    223,414.60x = 335,121.90 × 134,622.40
  4. Step 4: Simplify right side
    223,414.60x = 45,114,914,470.56
  5. Step 5: Solve for x
    x = 45,114,914,470.56/223,414.60
  6. Step 6: Final answer
    x = 201,933.60

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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.