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Finding the Fourth Proportional to 273,282.03, 409,876.56 and 73,557.90

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Solution

The fourth proportional to 273,282.03, 409,876.56 and 73,557.90 is: 110,324.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,282.03 : 409,876.56 = 73,557.90 : x
  2. Step 2: Convert to fraction form
    273,282.03/409,876.56 = 73,557.90/x
  3. Step 3: Cross multiply
    273,282.03x = 409,876.56 × 73,557.90
  4. Step 4: Simplify right side
    273,282.03x = 30,149,659,012.82
  5. Step 5: Solve for x
    x = 30,149,659,012.82/273,282.03
  6. Step 6: Final answer
    x = 110,324.34

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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.