Home / 349,095.38-481,722.03-196,121.57

Finding the Fourth Proportional to 349,095.38, 481,722.03 and 196,121.57

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Solution

The fourth proportional to 349,095.38, 481,722.03 and 196,121.57 is: 270,631.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,095.38 : 481,722.03 = 196,121.57 : x
  2. Step 2: Convert to fraction form
    349,095.38/481,722.03 = 196,121.57/x
  3. Step 3: Cross multiply
    349,095.38x = 481,722.03 × 196,121.57
  4. Step 4: Simplify right side
    349,095.38x = 94,476,078,418.58
  5. Step 5: Solve for x
    x = 94,476,078,418.58/349,095.38
  6. Step 6: Final answer
    x = 270,631.14

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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.