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Finding the Fourth Proportional to 204,353.70, 306,530.55 and 181,803.30

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Solution

The fourth proportional to 204,353.70, 306,530.55 and 181,803.30 is: 272,704.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,353.70 : 306,530.55 = 181,803.30 : x
  2. Step 2: Convert to fraction form
    204,353.70/306,530.55 = 181,803.30/x
  3. Step 3: Cross multiply
    204,353.70x = 306,530.55 × 181,803.30
  4. Step 4: Simplify right side
    204,353.70x = 55,728,265,540.82
  5. Step 5: Solve for x
    x = 55,728,265,540.82/204,353.70
  6. Step 6: Final answer
    x = 272,704.95

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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.