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Finding the Fourth Proportional to 110.52, 152.26 and 92.92

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Solution

The fourth proportional to 110.52, 152.26 and 92.92 is: 128.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    110.52 : 152.26 = 92.92 : x
  2. Step 2: Convert to fraction form
    110.52/152.26 = 92.92/x
  3. Step 3: Cross multiply
    110.52x = 152.26 × 92.92
  4. Step 4: Simplify right side
    110.52x = 14,148.00
  5. Step 5: Solve for x
    x = 14,148.00/110.52
  6. Step 6: Final answer
    x = 128.01

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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.