Home / 104,290.88-143,844.94-68,467.84

Finding the Fourth Proportional to 104,290.88, 143,844.94 and 68,467.84

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Solution

The fourth proportional to 104,290.88, 143,844.94 and 68,467.84 is: 94,435.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,290.88 : 143,844.94 = 68,467.84 : x
  2. Step 2: Convert to fraction form
    104,290.88/143,844.94 = 68,467.84/x
  3. Step 3: Cross multiply
    104,290.88x = 143,844.94 × 68,467.84
  4. Step 4: Simplify right side
    104,290.88x = 9,848,752,336.73
  5. Step 5: Solve for x
    x = 9,848,752,336.73/104,290.88
  6. Step 6: Final answer
    x = 94,435.41

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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.