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Finding the Fourth Proportional to 263,165.84, 394,773.66 and 73,626.28

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Solution

The fourth proportional to 263,165.84, 394,773.66 and 73,626.28 is: 110,446.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,165.84 : 394,773.66 = 73,626.28 : x
  2. Step 2: Convert to fraction form
    263,165.84/394,773.66 = 73,626.28/x
  3. Step 3: Cross multiply
    263,165.84x = 394,773.66 × 73,626.28
  4. Step 4: Simplify right side
    263,165.84x = 29,065,716,027.78
  5. Step 5: Solve for x
    x = 29,065,716,027.78/263,165.84
  6. Step 6: Final answer
    x = 110,446.39

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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.