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Finding the Fourth Proportional to 70.06, 104.84 and 44.27

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Solution

The fourth proportional to 70.06, 104.84 and 44.27 is: 66.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70.06 : 104.84 = 44.27 : x
  2. Step 2: Convert to fraction form
    70.06/104.84 = 44.27/x
  3. Step 3: Cross multiply
    70.06x = 104.84 × 44.27
  4. Step 4: Simplify right side
    70.06x = 4,641.27
  5. Step 5: Solve for x
    x = 4,641.27/70.06
  6. Step 6: Final answer
    x = 66.25

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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.