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Finding the Fourth Proportional to 101.14, 151.71 and 37

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Solution

The fourth proportional to 101.14, 151.71 and 37 is: 55.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    101.14 : 151.71 = 37 : x
  2. Step 2: Convert to fraction form
    101.14/151.71 = 37/x
  3. Step 3: Cross multiply
    101.14x = 151.71 × 37
  4. Step 4: Simplify right side
    101.14x = 5,613.27
  5. Step 5: Solve for x
    x = 5,613.27/101.14
  6. Step 6: Final answer
    x = 55.50

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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.