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Finding the Fourth Proportional to 89,497, 134,258.46 and 27,167.56

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Solution

The fourth proportional to 89,497, 134,258.46 and 27,167.56 is: 40,755.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,497 : 134,258.46 = 27,167.56 : x
  2. Step 2: Convert to fraction form
    89,497/134,258.46 = 27,167.56/x
  3. Step 3: Cross multiply
    89,497x = 134,258.46 × 27,167.56
  4. Step 4: Simplify right side
    89,497x = 3,647,474,767.56
  5. Step 5: Solve for x
    x = 3,647,474,767.56/89,497
  6. Step 6: Final answer
    x = 40,755.27

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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.