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Finding the Fourth Proportional to 200,719.52, 276,996.74 and 110,069.73

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Solution

The fourth proportional to 200,719.52, 276,996.74 and 110,069.73 is: 151,898.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,719.52 : 276,996.74 = 110,069.73 : x
  2. Step 2: Convert to fraction form
    200,719.52/276,996.74 = 110,069.73/x
  3. Step 3: Cross multiply
    200,719.52x = 276,996.74 × 110,069.73
  4. Step 4: Simplify right side
    200,719.52x = 30,488,956,382.68
  5. Step 5: Solve for x
    x = 30,488,956,382.68/200,719.52
  6. Step 6: Final answer
    x = 151,898.31

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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.