Home / 205,310.20-307,274.10-188,721.40

Finding the Fourth Proportional to 205,310.20, 307,274.10 and 188,721.40

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Solution

The fourth proportional to 205,310.20, 307,274.10 and 188,721.40 is: 282,446.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,310.20 : 307,274.10 = 188,721.40 : x
  2. Step 2: Convert to fraction form
    205,310.20/307,274.10 = 188,721.40/x
  3. Step 3: Cross multiply
    205,310.20x = 307,274.10 × 188,721.40
  4. Step 4: Simplify right side
    205,310.20x = 57,989,198,335.74
  5. Step 5: Solve for x
    x = 57,989,198,335.74/205,310.20
  6. Step 6: Final answer
    x = 282,446.75

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