Home / 275,103.04-379,644.24-179,553.28

Finding the Fourth Proportional to 275,103.04, 379,644.24 and 179,553.28

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Solution

The fourth proportional to 275,103.04, 379,644.24 and 179,553.28 is: 247,784.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,103.04 : 379,644.24 = 179,553.28 : x
  2. Step 2: Convert to fraction form
    275,103.04/379,644.24 = 179,553.28/x
  3. Step 3: Cross multiply
    275,103.04x = 379,644.24 × 179,553.28
  4. Step 4: Simplify right side
    275,103.04x = 68,166,368,525.11
  5. Step 5: Solve for x
    x = 68,166,368,525.11/275,103.04
  6. Step 6: Final answer
    x = 247,784.86

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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.