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Finding the Fourth Proportional to 182.07, 251.25 and 104.45

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Solution

The fourth proportional to 182.07, 251.25 and 104.45 is: 144.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    182.07 : 251.25 = 104.45 : x
  2. Step 2: Convert to fraction form
    182.07/251.25 = 104.45/x
  3. Step 3: Cross multiply
    182.07x = 251.25 × 104.45
  4. Step 4: Simplify right side
    182.07x = 26,241.81
  5. Step 5: Solve for x
    x = 26,241.81/182.07
  6. Step 6: Final answer
    x = 144.13

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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.