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Finding the Fourth Proportional to 264,742.69, 365,344.92 and 143,884.27

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Solution

The fourth proportional to 264,742.69, 365,344.92 and 143,884.27 is: 198,560.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,742.69 : 365,344.92 = 143,884.27 : x
  2. Step 2: Convert to fraction form
    264,742.69/365,344.92 = 143,884.27/x
  3. Step 3: Cross multiply
    264,742.69x = 365,344.92 × 143,884.27
  4. Step 4: Simplify right side
    264,742.69x = 52,567,387,112.41
  5. Step 5: Solve for x
    x = 52,567,387,112.41/264,742.69
  6. Step 6: Final answer
    x = 198,560.30

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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.