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Finding the Fourth Proportional to 248,195.22, 372,283.11 and 61,201.86

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Solution

The fourth proportional to 248,195.22, 372,283.11 and 61,201.86 is: 91,800.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,195.22 : 372,283.11 = 61,201.86 : x
  2. Step 2: Convert to fraction form
    248,195.22/372,283.11 = 61,201.86/x
  3. Step 3: Cross multiply
    248,195.22x = 372,283.11 × 61,201.86
  4. Step 4: Simplify right side
    248,195.22x = 22,784,418,778.58
  5. Step 5: Solve for x
    x = 22,784,418,778.58/248,195.22
  6. Step 6: Final answer
    x = 91,800.39

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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.