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Finding the Fourth Proportional to 444,782.25, 667,167.40 and 107,825.81

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Solution

The fourth proportional to 444,782.25, 667,167.40 and 107,825.81 is: 161,737.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,782.25 : 667,167.40 = 107,825.81 : x
  2. Step 2: Convert to fraction form
    444,782.25/667,167.40 = 107,825.81/x
  3. Step 3: Cross multiply
    444,782.25x = 667,167.40 × 107,825.81
  4. Step 4: Simplify right side
    444,782.25x = 71,937,865,310.59
  5. Step 5: Solve for x
    x = 71,937,865,310.59/444,782.25
  6. Step 6: Final answer
    x = 161,737.27

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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.