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Finding the Fourth Proportional to 135.37, 186.66 and 96.04

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Solution

The fourth proportional to 135.37, 186.66 and 96.04 is: 132.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    135.37 : 186.66 = 96.04 : x
  2. Step 2: Convert to fraction form
    135.37/186.66 = 96.04/x
  3. Step 3: Cross multiply
    135.37x = 186.66 × 96.04
  4. Step 4: Simplify right side
    135.37x = 17,927.06
  5. Step 5: Solve for x
    x = 17,927.06/135.37
  6. Step 6: Final answer
    x = 132.43

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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.