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Finding the Fourth Proportional to 134.60, 185.67 and 110.00

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Solution

The fourth proportional to 134.60, 185.67 and 110.00 is: 151.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.60 : 185.67 = 110.00 : x
  2. Step 2: Convert to fraction form
    134.60/185.67 = 110.00/x
  3. Step 3: Cross multiply
    134.60x = 185.67 × 110.00
  4. Step 4: Simplify right side
    134.60x = 20,424.16
  5. Step 5: Solve for x
    x = 20,424.16/134.60
  6. Step 6: Final answer
    x = 151.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.