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Finding the Fourth Proportional to 227,635.60, 341,453.40 and 109,278.40

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Solution

The fourth proportional to 227,635.60, 341,453.40 and 109,278.40 is: 163,917.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,635.60 : 341,453.40 = 109,278.40 : x
  2. Step 2: Convert to fraction form
    227,635.60/341,453.40 = 109,278.40/x
  3. Step 3: Cross multiply
    227,635.60x = 341,453.40 × 109,278.40
  4. Step 4: Simplify right side
    227,635.60x = 37,313,481,226.56
  5. Step 5: Solve for x
    x = 37,313,481,226.56/227,635.60
  6. Step 6: Final answer
    x = 163,917.60

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1.5x scale

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.