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Finding the Fourth Proportional to 150.53, 207.74 and 95.27

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Solution

The fourth proportional to 150.53, 207.74 and 95.27 is: 131.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.53 : 207.74 = 95.27 : x
  2. Step 2: Convert to fraction form
    150.53/207.74 = 95.27/x
  3. Step 3: Cross multiply
    150.53x = 207.74 × 95.27
  4. Step 4: Simplify right side
    150.53x = 19,789.87
  5. Step 5: Solve for x
    x = 19,789.87/150.53
  6. Step 6: Final answer
    x = 131.47

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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.