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Finding the Fourth Proportional to 110.08, 151.76 and 94.57

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Solution

The fourth proportional to 110.08, 151.76 and 94.57 is: 130.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.08 : 151.76 = 94.57 : x
  2. Step 2: Convert to fraction form
    110.08/151.76 = 94.57/x
  3. Step 3: Cross multiply
    110.08x = 151.76 × 94.57
  4. Step 4: Simplify right side
    110.08x = 14,351.94
  5. Step 5: Solve for x
    x = 14,351.94/110.08
  6. Step 6: Final answer
    x = 130.38

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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.