Home / 200,634.24-276,929.28-125,137.92

Finding the Fourth Proportional to 200,634.24, 276,929.28 and 125,137.92

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Solution

The fourth proportional to 200,634.24, 276,929.28 and 125,137.92 is: 172,724.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,634.24 : 276,929.28 = 125,137.92 : x
  2. Step 2: Convert to fraction form
    200,634.24/276,929.28 = 125,137.92/x
  3. Step 3: Cross multiply
    200,634.24x = 276,929.28 × 125,137.92
  4. Step 4: Simplify right side
    200,634.24x = 34,654,354,086.30
  5. Step 5: Solve for x
    x = 34,654,354,086.30/200,634.24
  6. Step 6: Final answer
    x = 172,724.03

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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.