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Finding the Fourth Proportional to 248.69, 373.07 and 94.61

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Solution

The fourth proportional to 248.69, 373.07 and 94.61 is: 141.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    248.69 : 373.07 = 94.61 : x
  2. Step 2: Convert to fraction form
    248.69/373.07 = 94.61/x
  3. Step 3: Cross multiply
    248.69x = 373.07 × 94.61
  4. Step 4: Simplify right side
    248.69x = 35,296.15
  5. Step 5: Solve for x
    x = 35,296.15/248.69
  6. Step 6: Final answer
    x = 141.93

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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.