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Finding the Fourth Proportional to 62.69, 93.74 and 44.60

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Solution

The fourth proportional to 62.69, 93.74 and 44.60 is: 66.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.69 : 93.74 = 44.60 : x
  2. Step 2: Convert to fraction form
    62.69/93.74 = 44.60/x
  3. Step 3: Cross multiply
    62.69x = 93.74 × 44.60
  4. Step 4: Simplify right side
    62.69x = 4,180.11
  5. Step 5: Solve for x
    x = 4,180.11/62.69
  6. Step 6: Final answer
    x = 66.68

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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.