Home / 179,696.90-269,279.07-72,951.03

Finding the Fourth Proportional to 179,696.90, 269,279.07 and 72,951.03

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Solution

The fourth proportional to 179,696.90, 269,279.07 and 72,951.03 is: 109,318.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,696.90 : 269,279.07 = 72,951.03 : x
  2. Step 2: Convert to fraction form
    179,696.90/269,279.07 = 72,951.03/x
  3. Step 3: Cross multiply
    179,696.90x = 269,279.07 × 72,951.03
  4. Step 4: Simplify right side
    179,696.90x = 19,644,185,513.94
  5. Step 5: Solve for x
    x = 19,644,185,513.94/179,696.90
  6. Step 6: Final answer
    x = 109,318.44

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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.