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Finding the Fourth Proportional to 200,704.39, 276,984.87 and 132,601.88

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Solution

The fourth proportional to 200,704.39, 276,984.87 and 132,601.88 is: 182,999.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,704.39 : 276,984.87 = 132,601.88 : x
  2. Step 2: Convert to fraction form
    200,704.39/276,984.87 = 132,601.88/x
  3. Step 3: Cross multiply
    200,704.39x = 276,984.87 × 132,601.88
  4. Step 4: Simplify right side
    200,704.39x = 36,728,714,688.76
  5. Step 5: Solve for x
    x = 36,728,714,688.76/200,704.39
  6. Step 6: Final answer
    x = 182,999.06

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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.