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Finding the Fourth Proportional to 44.61, 66.93 and 29.41

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Solution

The fourth proportional to 44.61, 66.93 and 29.41 is: 44.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.61 : 66.93 = 29.41 : x
  2. Step 2: Convert to fraction form
    44.61/66.93 = 29.41/x
  3. Step 3: Cross multiply
    44.61x = 66.93 × 29.41
  4. Step 4: Simplify right side
    44.61x = 1,968.41
  5. Step 5: Solve for x
    x = 1,968.41/44.61
  6. Step 6: Final answer
    x = 44.12

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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.