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Finding the Fourth Proportional to 110.14, 165.22 and 37.98

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Solution

The fourth proportional to 110.14, 165.22 and 37.98 is: 56.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.14 : 165.22 = 37.98 : x
  2. Step 2: Convert to fraction form
    110.14/165.22 = 37.98/x
  3. Step 3: Cross multiply
    110.14x = 165.22 × 37.98
  4. Step 4: Simplify right side
    110.14x = 6,274.96
  5. Step 5: Solve for x
    x = 6,274.96/110.14
  6. Step 6: Final answer
    x = 56.97

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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.