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Finding the Fourth Proportional to 150.36, 207.46 and 95.11

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Solution

The fourth proportional to 150.36, 207.46 and 95.11 is: 131.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.36 : 207.46 = 95.11 : x
  2. Step 2: Convert to fraction form
    150.36/207.46 = 95.11/x
  3. Step 3: Cross multiply
    150.36x = 207.46 × 95.11
  4. Step 4: Simplify right side
    150.36x = 19,731.12
  5. Step 5: Solve for x
    x = 19,731.12/150.36
  6. Step 6: Final answer
    x = 131.23

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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.