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Finding the Fourth Proportional to 277,883.82, 416,825.10 and 67,521.96

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Solution

The fourth proportional to 277,883.82, 416,825.10 and 67,521.96 is: 101,282.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,883.82 : 416,825.10 = 67,521.96 : x
  2. Step 2: Convert to fraction form
    277,883.82/416,825.10 = 67,521.96/x
  3. Step 3: Cross multiply
    277,883.82x = 416,825.10 × 67,521.96
  4. Step 4: Simplify right side
    277,883.82x = 28,144,847,729.20
  5. Step 5: Solve for x
    x = 28,144,847,729.20/277,883.82
  6. Step 6: Final answer
    x = 101,282.79

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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.