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Finding the Fourth Proportional to 200,694.24, 276,836.40 and 132,710.88

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Solution

The fourth proportional to 200,694.24, 276,836.40 and 132,710.88 is: 183,060.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,694.24 : 276,836.40 = 132,710.88 : x
  2. Step 2: Convert to fraction form
    200,694.24/276,836.40 = 132,710.88/x
  3. Step 3: Cross multiply
    200,694.24x = 276,836.40 × 132,710.88
  4. Step 4: Simplify right side
    200,694.24x = 36,739,202,260.03
  5. Step 5: Solve for x
    x = 36,739,202,260.03/200,694.24
  6. Step 6: Final answer
    x = 183,060.57

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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.