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Finding the Fourth Proportional to 96.08, 143.47 and 94.46

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Solution

The fourth proportional to 96.08, 143.47 and 94.46 is: 141.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.08 : 143.47 = 94.46 : x
  2. Step 2: Convert to fraction form
    96.08/143.47 = 94.46/x
  3. Step 3: Cross multiply
    96.08x = 143.47 × 94.46
  4. Step 4: Simplify right side
    96.08x = 13,551.58
  5. Step 5: Solve for x
    x = 13,551.58/96.08
  6. Step 6: Final answer
    x = 141.05

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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.