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Finding the Fourth Proportional to 96.03, 143.48 and 94.32

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Solution

The fourth proportional to 96.03, 143.48 and 94.32 is: 140.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.03 : 143.48 = 94.32 : x
  2. Step 2: Convert to fraction form
    96.03/143.48 = 94.32/x
  3. Step 3: Cross multiply
    96.03x = 143.48 × 94.32
  4. Step 4: Simplify right side
    96.03x = 13,532.56
  5. Step 5: Solve for x
    x = 13,532.56/96.03
  6. Step 6: Final answer
    x = 140.92

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.