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Finding the Fourth Proportional to 58.67, 80.95 and 32.79

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Solution

The fourth proportional to 58.67, 80.95 and 32.79 is: 45.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.67 : 80.95 = 32.79 : x
  2. Step 2: Convert to fraction form
    58.67/80.95 = 32.79/x
  3. Step 3: Cross multiply
    58.67x = 80.95 × 32.79
  4. Step 4: Simplify right side
    58.67x = 2,654.35
  5. Step 5: Solve for x
    x = 2,654.35/58.67
  6. Step 6: Final answer
    x = 45.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.