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Finding the Fourth Proportional to 141.93, 195.89 and 116.01

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Solution

The fourth proportional to 141.93, 195.89 and 116.01 is: 160.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    141.93 : 195.89 = 116.01 : x
  2. Step 2: Convert to fraction form
    141.93/195.89 = 116.01/x
  3. Step 3: Cross multiply
    141.93x = 195.89 × 116.01
  4. Step 4: Simplify right side
    141.93x = 22,724.62
  5. Step 5: Solve for x
    x = 22,724.62/141.93
  6. Step 6: Final answer
    x = 160.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.