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Finding the Fourth Proportional to 276.62, 414.97 and 94.01

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Solution

The fourth proportional to 276.62, 414.97 and 94.01 is: 141.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    276.62 : 414.97 = 94.01 : x
  2. Step 2: Convert to fraction form
    276.62/414.97 = 94.01/x
  3. Step 3: Cross multiply
    276.62x = 414.97 × 94.01
  4. Step 4: Simplify right side
    276.62x = 39,009.02
  5. Step 5: Solve for x
    x = 39,009.02/276.62
  6. Step 6: Final answer
    x = 141.02

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.