Home / 68,102.73-94,028.06-42,619.39

Finding the Fourth Proportional to 68,102.73, 94,028.06 and 42,619.39

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Solution

The fourth proportional to 68,102.73, 94,028.06 and 42,619.39 is: 58,843.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,102.73 : 94,028.06 = 42,619.39 : x
  2. Step 2: Convert to fraction form
    68,102.73/94,028.06 = 42,619.39/x
  3. Step 3: Cross multiply
    68,102.73x = 94,028.06 × 42,619.39
  4. Step 4: Simplify right side
    68,102.73x = 4,007,418,560.08
  5. Step 5: Solve for x
    x = 4,007,418,560.08/68,102.73
  6. Step 6: Final answer
    x = 58,843.73

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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.