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Finding the Fourth Proportional to 60.05, 82.77 and 41.62

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Solution

The fourth proportional to 60.05, 82.77 and 41.62 is: 57.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.05 : 82.77 = 41.62 : x
  2. Step 2: Convert to fraction form
    60.05/82.77 = 41.62/x
  3. Step 3: Cross multiply
    60.05x = 82.77 × 41.62
  4. Step 4: Simplify right side
    60.05x = 3,444.89
  5. Step 5: Solve for x
    x = 3,444.89/60.05
  6. Step 6: Final answer
    x = 57.37

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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.