Home / 224,031.72-335,974.52-81,844.32

Finding the Fourth Proportional to 224,031.72, 335,974.52 and 81,844.32

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Solution

The fourth proportional to 224,031.72, 335,974.52 and 81,844.32 is: 122,739.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,031.72 : 335,974.52 = 81,844.32 : x
  2. Step 2: Convert to fraction form
    224,031.72/335,974.52 = 81,844.32/x
  3. Step 3: Cross multiply
    224,031.72x = 335,974.52 × 81,844.32
  4. Step 4: Simplify right side
    224,031.72x = 27,497,606,126.73
  5. Step 5: Solve for x
    x = 27,497,606,126.73/224,031.72
  6. Step 6: Final answer
    x = 122,739.79

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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.