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Finding the Fourth Proportional to 134.13, 201.06 and 100.11

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Solution

The fourth proportional to 134.13, 201.06 and 100.11 is: 150.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.13 : 201.06 = 100.11 : x
  2. Step 2: Convert to fraction form
    134.13/201.06 = 100.11/x
  3. Step 3: Cross multiply
    134.13x = 201.06 × 100.11
  4. Step 4: Simplify right side
    134.13x = 20,128.12
  5. Step 5: Solve for x
    x = 20,128.12/134.13
  6. Step 6: Final answer
    x = 150.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.