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Finding the Fourth Proportional to 62.93, 94.26 and 35.81

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Solution

The fourth proportional to 62.93, 94.26 and 35.81 is: 53.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.93 : 94.26 = 35.81 : x
  2. Step 2: Convert to fraction form
    62.93/94.26 = 35.81/x
  3. Step 3: Cross multiply
    62.93x = 94.26 × 35.81
  4. Step 4: Simplify right side
    62.93x = 3,375.45
  5. Step 5: Solve for x
    x = 3,375.45/62.93
  6. Step 6: Final answer
    x = 53.64

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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.