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Finding the Fourth Proportional to 150.01, 207 and 94.75

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Solution

The fourth proportional to 150.01, 207 and 94.75 is: 130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    150.01 : 207 = 94.75 : x
  2. Step 2: Convert to fraction form
    150.01/207 = 94.75/x
  3. Step 3: Cross multiply
    150.01x = 207 × 94.75
  4. Step 4: Simplify right side
    150.01x = 19,613.25
  5. Step 5: Solve for x
    x = 19,613.25/150.01
  6. Step 6: Final answer
    x = 130.75

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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.