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Finding the Fourth Proportional to 63.46, 94.46 and 62.92

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Solution

The fourth proportional to 63.46, 94.46 and 62.92 is: 93.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.46 : 94.46 = 62.92 : x
  2. Step 2: Convert to fraction form
    63.46/94.46 = 62.92/x
  3. Step 3: Cross multiply
    63.46x = 94.46 × 62.92
  4. Step 4: Simplify right side
    63.46x = 5,943.42
  5. Step 5: Solve for x
    x = 5,943.42/63.46
  6. Step 6: Final answer
    x = 93.66

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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.