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Finding the Fourth Proportional to 83,838.94, 125,773.94 and 27,682.96

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Solution

The fourth proportional to 83,838.94, 125,773.94 and 27,682.96 is: 41,529.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,838.94 : 125,773.94 = 27,682.96 : x
  2. Step 2: Convert to fraction form
    83,838.94/125,773.94 = 27,682.96/x
  3. Step 3: Cross multiply
    83,838.94x = 125,773.94 × 27,682.96
  4. Step 4: Simplify right side
    83,838.94x = 3,481,794,811.65
  5. Step 5: Solve for x
    x = 3,481,794,811.65/83,838.94
  6. Step 6: Final answer
    x = 41,529.57

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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.