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Finding the Fourth Proportional to 62.51, 86.24 and 36.27

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Solution

The fourth proportional to 62.51, 86.24 and 36.27 is: 50.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62.51 : 86.24 = 36.27 : x
  2. Step 2: Convert to fraction form
    62.51/86.24 = 36.27/x
  3. Step 3: Cross multiply
    62.51x = 86.24 × 36.27
  4. Step 4: Simplify right side
    62.51x = 3,128.02
  5. Step 5: Solve for x
    x = 3,128.02/62.51
  6. Step 6: Final answer
    x = 50.04

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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.