Home / 179,042.82-268,322.31-68,174.34

Finding the Fourth Proportional to 179,042.82, 268,322.31 and 68,174.34

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Solution

The fourth proportional to 179,042.82, 268,322.31 and 68,174.34 is: 102,169.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,042.82 : 268,322.31 = 68,174.34 : x
  2. Step 2: Convert to fraction form
    179,042.82/268,322.31 = 68,174.34/x
  3. Step 3: Cross multiply
    179,042.82x = 268,322.31 × 68,174.34
  4. Step 4: Simplify right side
    179,042.82x = 18,292,696,391.53
  5. Step 5: Solve for x
    x = 18,292,696,391.53/179,042.82
  6. Step 6: Final answer
    x = 102,169.39

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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.