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Finding the Fourth Proportional to 110.01, 164.84 and 103.53

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Solution

The fourth proportional to 110.01, 164.84 and 103.53 is: 155.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.01 : 164.84 = 103.53 : x
  2. Step 2: Convert to fraction form
    110.01/164.84 = 103.53/x
  3. Step 3: Cross multiply
    110.01x = 164.84 × 103.53
  4. Step 4: Simplify right side
    110.01x = 17,065.37
  5. Step 5: Solve for x
    x = 17,065.37/110.01
  6. Step 6: Final answer
    x = 155.13

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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.