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Finding the Fourth Proportional to 88.44, 132.69 and 37.11

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Solution

The fourth proportional to 88.44, 132.69 and 37.11 is: 55.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    88.44 : 132.69 = 37.11 : x
  2. Step 2: Convert to fraction form
    88.44/132.69 = 37.11/x
  3. Step 3: Cross multiply
    88.44x = 132.69 × 37.11
  4. Step 4: Simplify right side
    88.44x = 4,924.13
  5. Step 5: Solve for x
    x = 4,924.13/88.44
  6. Step 6: Final answer
    x = 55.68

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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.