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Finding the Fourth Proportional to 117.01, 175.48 and 95.26

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Solution

The fourth proportional to 117.01, 175.48 and 95.26 is: 142.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    117.01 : 175.48 = 95.26 : x
  2. Step 2: Convert to fraction form
    117.01/175.48 = 95.26/x
  3. Step 3: Cross multiply
    117.01x = 175.48 × 95.26
  4. Step 4: Simplify right side
    117.01x = 16,716.22
  5. Step 5: Solve for x
    x = 16,716.22/117.01
  6. Step 6: Final answer
    x = 142.86

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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.