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Finding the Fourth Proportional to 94.41, 141.56 and 36.59

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Solution

The fourth proportional to 94.41, 141.56 and 36.59 is: 54.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94.41 : 141.56 = 36.59 : x
  2. Step 2: Convert to fraction form
    94.41/141.56 = 36.59/x
  3. Step 3: Cross multiply
    94.41x = 141.56 × 36.59
  4. Step 4: Simplify right side
    94.41x = 5,180.13
  5. Step 5: Solve for x
    x = 5,180.13/94.41
  6. Step 6: Final answer
    x = 54.87

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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.