Home / 275,193.02-379,414.82-178,225.56

Finding the Fourth Proportional to 275,193.02, 379,414.82 and 178,225.56

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Solution

The fourth proportional to 275,193.02, 379,414.82 and 178,225.56 is: 245,723.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,193.02 : 379,414.82 = 178,225.56 : x
  2. Step 2: Convert to fraction form
    275,193.02/379,414.82 = 178,225.56/x
  3. Step 3: Cross multiply
    275,193.02x = 379,414.82 × 178,225.56
  4. Step 4: Simplify right side
    275,193.02x = 67,621,419,212.36
  5. Step 5: Solve for x
    x = 67,621,419,212.36/275,193.02
  6. Step 6: Final answer
    x = 245,723.60

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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.