Home / 275,135.04-379,687.68-179,585.28

Finding the Fourth Proportional to 275,135.04, 379,687.68 and 179,585.28

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Solution

The fourth proportional to 275,135.04, 379,687.68 and 179,585.28 is: 247,828.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,135.04 : 379,687.68 = 179,585.28 : x
  2. Step 2: Convert to fraction form
    275,135.04/379,687.68 = 179,585.28/x
  3. Step 3: Cross multiply
    275,135.04x = 379,687.68 × 179,585.28
  4. Step 4: Simplify right side
    275,135.04x = 68,186,318,325.35
  5. Step 5: Solve for x
    x = 68,186,318,325.35/275,135.04
  6. Step 6: Final answer
    x = 247,828.55

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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.