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Finding the Fourth Proportional to 133.49, 201.06 and 114.37

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Solution

The fourth proportional to 133.49, 201.06 and 114.37 is: 172.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    133.49 : 201.06 = 114.37 : x
  2. Step 2: Convert to fraction form
    133.49/201.06 = 114.37/x
  3. Step 3: Cross multiply
    133.49x = 201.06 × 114.37
  4. Step 4: Simplify right side
    133.49x = 22,995.23
  5. Step 5: Solve for x
    x = 22,995.23/133.49
  6. Step 6: Final answer
    x = 172.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.