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Finding the Fourth Proportional to 60.91, 84.08 and 46.33

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Solution

The fourth proportional to 60.91, 84.08 and 46.33 is: 63.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.91 : 84.08 = 46.33 : x
  2. Step 2: Convert to fraction form
    60.91/84.08 = 46.33/x
  3. Step 3: Cross multiply
    60.91x = 84.08 × 46.33
  4. Step 4: Simplify right side
    60.91x = 3,895.43
  5. Step 5: Solve for x
    x = 3,895.43/60.91
  6. Step 6: Final answer
    x = 63.95

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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.