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Finding the Fourth Proportional to 44.14, 66.14 and 32.16

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Solution

The fourth proportional to 44.14, 66.14 and 32.16 is: 48.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.14 : 66.14 = 32.16 : x
  2. Step 2: Convert to fraction form
    44.14/66.14 = 32.16/x
  3. Step 3: Cross multiply
    44.14x = 66.14 × 32.16
  4. Step 4: Simplify right side
    44.14x = 2,127.06
  5. Step 5: Solve for x
    x = 2,127.06/44.14
  6. Step 6: Final answer
    x = 48.19

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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.