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Finding the Fourth Proportional to 110.04, 164.94 and 73.98

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Solution

The fourth proportional to 110.04, 164.94 and 73.98 is: 110.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.04 : 164.94 = 73.98 : x
  2. Step 2: Convert to fraction form
    110.04/164.94 = 73.98/x
  3. Step 3: Cross multiply
    110.04x = 164.94 × 73.98
  4. Step 4: Simplify right side
    110.04x = 12,202.26
  5. Step 5: Solve for x
    x = 12,202.26/110.04
  6. Step 6: Final answer
    x = 110.89

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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.