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Finding the Fourth Proportional to 163.14, 244.26 and 102.08

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Solution

The fourth proportional to 163.14, 244.26 and 102.08 is: 152.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    163.14 : 244.26 = 102.08 : x
  2. Step 2: Convert to fraction form
    163.14/244.26 = 102.08/x
  3. Step 3: Cross multiply
    163.14x = 244.26 × 102.08
  4. Step 4: Simplify right side
    163.14x = 24,934.06
  5. Step 5: Solve for x
    x = 24,934.06/163.14
  6. Step 6: Final answer
    x = 152.84

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.