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Finding the Fourth Proportional to 185.33, 277.99 and 63.60

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Solution

The fourth proportional to 185.33, 277.99 and 63.60 is: 95.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185.33 : 277.99 = 63.60 : x
  2. Step 2: Convert to fraction form
    185.33/277.99 = 63.60/x
  3. Step 3: Cross multiply
    185.33x = 277.99 × 63.60
  4. Step 4: Simplify right side
    185.33x = 17,680.16
  5. Step 5: Solve for x
    x = 17,680.16/185.33
  6. Step 6: Final answer
    x = 95.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.