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Finding the Fourth Proportional to 101.36, 152.06 and 37.24

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Solution

The fourth proportional to 101.36, 152.06 and 37.24 is: 55.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    101.36 : 152.06 = 37.24 : x
  2. Step 2: Convert to fraction form
    101.36/152.06 = 37.24/x
  3. Step 3: Cross multiply
    101.36x = 152.06 × 37.24
  4. Step 4: Simplify right side
    101.36x = 5,662.71
  5. Step 5: Solve for x
    x = 5,662.71/101.36
  6. Step 6: Final answer
    x = 55.87

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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.