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Finding the Fourth Proportional to 264,625.70, 365,185.22 and 143,766.96

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Solution

The fourth proportional to 264,625.70, 365,185.22 and 143,766.96 is: 198,399.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,625.70 : 365,185.22 = 143,766.96 : x
  2. Step 2: Convert to fraction form
    264,625.70/365,185.22 = 143,766.96/x
  3. Step 3: Cross multiply
    264,625.70x = 365,185.22 × 143,766.96
  4. Step 4: Simplify right side
    264,625.70x = 52,501,568,916.33
  5. Step 5: Solve for x
    x = 52,501,568,916.33/264,625.70
  6. Step 6: Final answer
    x = 198,399.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.