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Finding the Fourth Proportional to 110.64, 166.07 and 59.33

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Solution

The fourth proportional to 110.64, 166.07 and 59.33 is: 89.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.64 : 166.07 = 59.33 : x
  2. Step 2: Convert to fraction form
    110.64/166.07 = 59.33/x
  3. Step 3: Cross multiply
    110.64x = 166.07 × 59.33
  4. Step 4: Simplify right side
    110.64x = 9,851.81
  5. Step 5: Solve for x
    x = 9,851.81/110.64
  6. Step 6: Final answer
    x = 89.04

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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.