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Finding the Fourth Proportional to 117.06, 175.59 and 101.22

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Solution

The fourth proportional to 117.06, 175.59 and 101.22 is: 151.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    117.06 : 175.59 = 101.22 : x
  2. Step 2: Convert to fraction form
    117.06/175.59 = 101.22/x
  3. Step 3: Cross multiply
    117.06x = 175.59 × 101.22
  4. Step 4: Simplify right side
    117.06x = 17,773.22
  5. Step 5: Solve for x
    x = 17,773.22/117.06
  6. Step 6: Final answer
    x = 151.83

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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.