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Finding the Fourth Proportional to 95.01, 142.53 and 34.15

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Solution

The fourth proportional to 95.01, 142.53 and 34.15 is: 51.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.01 : 142.53 = 34.15 : x
  2. Step 2: Convert to fraction form
    95.01/142.53 = 34.15/x
  3. Step 3: Cross multiply
    95.01x = 142.53 × 34.15
  4. Step 4: Simplify right side
    95.01x = 4,867.40
  5. Step 5: Solve for x
    x = 4,867.40/95.01
  6. Step 6: Final answer
    x = 51.23

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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.