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Finding the Fourth Proportional to 277,732.82, 416,556.66 and 88,168.44

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Solution

The fourth proportional to 277,732.82, 416,556.66 and 88,168.44 is: 132,239.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,732.82 : 416,556.66 = 88,168.44 : x
  2. Step 2: Convert to fraction form
    277,732.82/416,556.66 = 88,168.44/x
  3. Step 3: Cross multiply
    277,732.82x = 416,556.66 × 88,168.44
  4. Step 4: Simplify right side
    277,732.82x = 36,727,150,883.81
  5. Step 5: Solve for x
    x = 36,727,150,883.81/277,732.82
  6. Step 6: Final answer
    x = 132,239.15

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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.