Home / 272,982.28-409,375.50-104,549.96

Finding the Fourth Proportional to 272,982.28, 409,375.50 and 104,549.96

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Solution

The fourth proportional to 272,982.28, 409,375.50 and 104,549.96 is: 156,787.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,982.28 : 409,375.50 = 104,549.96 : x
  2. Step 2: Convert to fraction form
    272,982.28/409,375.50 = 104,549.96/x
  3. Step 3: Cross multiply
    272,982.28x = 409,375.50 × 104,549.96
  4. Step 4: Simplify right side
    272,982.28x = 42,800,192,149.98
  5. Step 5: Solve for x
    x = 42,800,192,149.98/272,982.28
  6. Step 6: Final answer
    x = 156,787.44

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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.