Home / 281,059.90-387,753.71-179,067.09

Finding the Fourth Proportional to 281,059.90, 387,753.71 and 179,067.09

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Solution

The fourth proportional to 281,059.90, 387,753.71 and 179,067.09 is: 247,043.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,059.90 : 387,753.71 = 179,067.09 : x
  2. Step 2: Convert to fraction form
    281,059.90/387,753.71 = 179,067.09/x
  3. Step 3: Cross multiply
    281,059.90x = 387,753.71 × 179,067.09
  4. Step 4: Simplify right side
    281,059.90x = 69,433,929,903.46
  5. Step 5: Solve for x
    x = 69,433,929,903.46/281,059.90
  6. Step 6: Final answer
    x = 247,043.17

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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.