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Finding the Fourth Proportional to 196.25, 294.36 and 88.01

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Solution

The fourth proportional to 196.25, 294.36 and 88.01 is: 132.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    196.25 : 294.36 = 88.01 : x
  2. Step 2: Convert to fraction form
    196.25/294.36 = 88.01/x
  3. Step 3: Cross multiply
    196.25x = 294.36 × 88.01
  4. Step 4: Simplify right side
    196.25x = 25,905.15
  5. Step 5: Solve for x
    x = 25,905.15/196.25
  6. Step 6: Final answer
    x = 132.00

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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.