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Finding the Fourth Proportional to 124.09, 185.94 and 63.14

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Solution

The fourth proportional to 124.09, 185.94 and 63.14 is: 94.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    124.09 : 185.94 = 63.14 : x
  2. Step 2: Convert to fraction form
    124.09/185.94 = 63.14/x
  3. Step 3: Cross multiply
    124.09x = 185.94 × 63.14
  4. Step 4: Simplify right side
    124.09x = 11,740.19
  5. Step 5: Solve for x
    x = 11,740.19/124.09
  6. Step 6: Final answer
    x = 94.61

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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.