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Finding the Fourth Proportional to 134.66, 185.63 and 110.06

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Solution

The fourth proportional to 134.66, 185.63 and 110.06 is: 151.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.66 : 185.63 = 110.06 : x
  2. Step 2: Convert to fraction form
    134.66/185.63 = 110.06/x
  3. Step 3: Cross multiply
    134.66x = 185.63 × 110.06
  4. Step 4: Simplify right side
    134.66x = 20,430.44
  5. Step 5: Solve for x
    x = 20,430.44/134.66
  6. Step 6: Final answer
    x = 151.72

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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.