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Finding the Fourth Proportional to 124, 186.04 and 93.94

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Solution

The fourth proportional to 124, 186.04 and 93.94 is: 140.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    124 : 186.04 = 93.94 : x
  2. Step 2: Convert to fraction form
    124/186.04 = 93.94/x
  3. Step 3: Cross multiply
    124x = 186.04 × 93.94
  4. Step 4: Simplify right side
    124x = 17,476.60
  5. Step 5: Solve for x
    x = 17,476.60/124
  6. Step 6: Final answer
    x = 140.94

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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.