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Finding the Fourth Proportional to 196.23, 294.44 and 88.00

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Solution

The fourth proportional to 196.23, 294.44 and 88.00 is: 132.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    196.23 : 294.44 = 88.00 : x
  2. Step 2: Convert to fraction form
    196.23/294.44 = 88.00/x
  3. Step 3: Cross multiply
    196.23x = 294.44 × 88.00
  4. Step 4: Simplify right side
    196.23x = 25,909.47
  5. Step 5: Solve for x
    x = 25,909.47/196.23
  6. Step 6: Final answer
    x = 132.04

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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.