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Finding the Fourth Proportional to 130.04, 194.97 and 93.95

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Solution

The fourth proportional to 130.04, 194.97 and 93.95 is: 140.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    130.04 : 194.97 = 93.95 : x
  2. Step 2: Convert to fraction form
    130.04/194.97 = 93.95/x
  3. Step 3: Cross multiply
    130.04x = 194.97 × 93.95
  4. Step 4: Simplify right side
    130.04x = 18,317.43
  5. Step 5: Solve for x
    x = 18,317.43/130.04
  6. Step 6: Final answer
    x = 140.86

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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.