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Finding the Fourth Proportional to 227,573.01, 341,253.87 and 132,830.55

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Solution

The fourth proportional to 227,573.01, 341,253.87 and 132,830.55 is: 199,184.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,573.01 : 341,253.87 = 132,830.55 : x
  2. Step 2: Convert to fraction form
    227,573.01/341,253.87 = 132,830.55/x
  3. Step 3: Cross multiply
    227,573.01x = 341,253.87 × 132,830.55
  4. Step 4: Simplify right side
    227,573.01x = 45,328,939,241.73
  5. Step 5: Solve for x
    x = 45,328,939,241.73/227,573.01
  6. Step 6: Final answer
    x = 199,184.16

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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.