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Finding the Fourth Proportional to 110.99, 166.52 and 46.01

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Solution

The fourth proportional to 110.99, 166.52 and 46.01 is: 69.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.99 : 166.52 = 46.01 : x
  2. Step 2: Convert to fraction form
    110.99/166.52 = 46.01/x
  3. Step 3: Cross multiply
    110.99x = 166.52 × 46.01
  4. Step 4: Simplify right side
    110.99x = 7,662.12
  5. Step 5: Solve for x
    x = 7,662.12/110.99
  6. Step 6: Final answer
    x = 69.03

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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.