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Finding the Fourth Proportional to 264,740.76, 365,345.76 and 143,884.44

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Solution

The fourth proportional to 264,740.76, 365,345.76 and 143,884.44 is: 198,562.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,740.76 : 365,345.76 = 143,884.44 : x
  2. Step 2: Convert to fraction form
    264,740.76/365,345.76 = 143,884.44/x
  3. Step 3: Cross multiply
    264,740.76x = 365,345.76 × 143,884.44
  4. Step 4: Simplify right side
    264,740.76x = 52,567,570,083.97
  5. Step 5: Solve for x
    x = 52,567,570,083.97/264,740.76
  6. Step 6: Final answer
    x = 198,562.44

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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.