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Finding the Fourth Proportional to 60.57, 83.61 and 46.08

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Solution

The fourth proportional to 60.57, 83.61 and 46.08 is: 63.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.57 : 83.61 = 46.08 : x
  2. Step 2: Convert to fraction form
    60.57/83.61 = 46.08/x
  3. Step 3: Cross multiply
    60.57x = 83.61 × 46.08
  4. Step 4: Simplify right side
    60.57x = 3,852.75
  5. Step 5: Solve for x
    x = 3,852.75/60.57
  6. Step 6: Final answer
    x = 63.61

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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.