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Finding the Fourth Proportional to 273,093.20, 409,551.23 and 104,604.56

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Solution

The fourth proportional to 273,093.20, 409,551.23 and 104,604.56 is: 156,872.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,093.20 : 409,551.23 = 104,604.56 : x
  2. Step 2: Convert to fraction form
    273,093.20/409,551.23 = 104,604.56/x
  3. Step 3: Cross multiply
    273,093.20x = 409,551.23 × 104,604.56
  4. Step 4: Simplify right side
    273,093.20x = 42,840,927,497.00
  5. Step 5: Solve for x
    x = 42,840,927,497.00/273,093.20
  6. Step 6: Final answer
    x = 156,872.92

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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.