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Finding the Fourth Proportional to 134.60, 184.20 and 133.16

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Solution

The fourth proportional to 134.60, 184.20 and 133.16 is: 182.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.60 : 184.20 = 133.16 : x
  2. Step 2: Convert to fraction form
    134.60/184.20 = 133.16/x
  3. Step 3: Cross multiply
    134.60x = 184.20 × 133.16
  4. Step 4: Simplify right side
    134.60x = 24,528.07
  5. Step 5: Solve for x
    x = 24,528.07/134.60
  6. Step 6: Final answer
    x = 182.23

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.