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Finding the Fourth Proportional to 185,404.40, 255,863.11 and 104,843.98

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Solution

The fourth proportional to 185,404.40, 255,863.11 and 104,843.98 is: 144,687.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,404.40 : 255,863.11 = 104,843.98 : x
  2. Step 2: Convert to fraction form
    185,404.40/255,863.11 = 104,843.98/x
  3. Step 3: Cross multiply
    185,404.40x = 255,863.11 × 104,843.98
  4. Step 4: Simplify right side
    185,404.40x = 26,825,706,787.58
  5. Step 5: Solve for x
    x = 26,825,706,787.58/185,404.40
  6. Step 6: Final answer
    x = 144,687.54

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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.