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Finding the Fourth Proportional to 96.07, 143.94 and 63.54

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Solution

The fourth proportional to 96.07, 143.94 and 63.54 is: 95.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.07 : 143.94 = 63.54 : x
  2. Step 2: Convert to fraction form
    96.07/143.94 = 63.54/x
  3. Step 3: Cross multiply
    96.07x = 143.94 × 63.54
  4. Step 4: Simplify right side
    96.07x = 9,145.95
  5. Step 5: Solve for x
    x = 9,145.95/96.07
  6. Step 6: Final answer
    x = 95.20

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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.