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Finding the Fourth Proportional to 110.52, 165.77 and 48.82

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Solution

The fourth proportional to 110.52, 165.77 and 48.82 is: 73.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.52 : 165.77 = 48.82 : x
  2. Step 2: Convert to fraction form
    110.52/165.77 = 48.82/x
  3. Step 3: Cross multiply
    110.52x = 165.77 × 48.82
  4. Step 4: Simplify right side
    110.52x = 8,092.89
  5. Step 5: Solve for x
    x = 8,092.89/110.52
  6. Step 6: Final answer
    x = 73.23

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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.