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Finding the Fourth Proportional to 185,340.30, 278,010.45 and 92,028.30

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Solution

The fourth proportional to 185,340.30, 278,010.45 and 92,028.30 is: 138,042.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,340.30 : 278,010.45 = 92,028.30 : x
  2. Step 2: Convert to fraction form
    185,340.30/278,010.45 = 92,028.30/x
  3. Step 3: Cross multiply
    185,340.30x = 278,010.45 × 92,028.30
  4. Step 4: Simplify right side
    185,340.30x = 25,584,829,095.74
  5. Step 5: Solve for x
    x = 25,584,829,095.74/185,340.30
  6. Step 6: Final answer
    x = 138,042.45

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