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Finding the Fourth Proportional to 65.52, 97.54 and 62.73

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Solution

The fourth proportional to 65.52, 97.54 and 62.73 is: 93.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    65.52 : 97.54 = 62.73 : x
  2. Step 2: Convert to fraction form
    65.52/97.54 = 62.73/x
  3. Step 3: Cross multiply
    65.52x = 97.54 × 62.73
  4. Step 4: Simplify right side
    65.52x = 6,118.53
  5. Step 5: Solve for x
    x = 6,118.53/65.52
  6. Step 6: Final answer
    x = 93.38

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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.