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Finding the Fourth Proportional to 124.14, 186.23 and 94.08

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Solution

The fourth proportional to 124.14, 186.23 and 94.08 is: 141.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    124.14 : 186.23 = 94.08 : x
  2. Step 2: Convert to fraction form
    124.14/186.23 = 94.08/x
  3. Step 3: Cross multiply
    124.14x = 186.23 × 94.08
  4. Step 4: Simplify right side
    124.14x = 17,520.52
  5. Step 5: Solve for x
    x = 17,520.52/124.14
  6. Step 6: Final answer
    x = 141.14

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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.