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Finding the Fourth Proportional to 241,989.44, 363,022.88 and 84,262.72

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Solution

The fourth proportional to 241,989.44, 363,022.88 and 84,262.72 is: 126,407.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,989.44 : 363,022.88 = 84,262.72 : x
  2. Step 2: Convert to fraction form
    241,989.44/363,022.88 = 84,262.72/x
  3. Step 3: Cross multiply
    241,989.44x = 363,022.88 × 84,262.72
  4. Step 4: Simplify right side
    241,989.44x = 30,589,295,291.03
  5. Step 5: Solve for x
    x = 30,589,295,291.03/241,989.44
  6. Step 6: Final answer
    x = 126,407.56

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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.