Home / 193,966.84-290,628.42-67,540.24

Finding the Fourth Proportional to 193,966.84, 290,628.42 and 67,540.24

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Solution

The fourth proportional to 193,966.84, 290,628.42 and 67,540.24 is: 101,198.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,966.84 : 290,628.42 = 67,540.24 : x
  2. Step 2: Convert to fraction form
    193,966.84/290,628.42 = 67,540.24/x
  3. Step 3: Cross multiply
    193,966.84x = 290,628.42 × 67,540.24
  4. Step 4: Simplify right side
    193,966.84x = 19,629,113,237.62
  5. Step 5: Solve for x
    x = 19,629,113,237.62/193,966.84
  6. Step 6: Final answer
    x = 101,198.29

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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.