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Finding the Fourth Proportional to 63.09, 95.09 and 62.48

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Solution

The fourth proportional to 63.09, 95.09 and 62.48 is: 94.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.09 : 95.09 = 62.48 : x
  2. Step 2: Convert to fraction form
    63.09/95.09 = 62.48/x
  3. Step 3: Cross multiply
    63.09x = 95.09 × 62.48
  4. Step 4: Simplify right side
    63.09x = 5,941.22
  5. Step 5: Solve for x
    x = 5,941.22/63.09
  6. Step 6: Final answer
    x = 94.17

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.