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Finding the Fourth Proportional to 195,424.80, 293,137.20 and 121,696.80

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Solution

The fourth proportional to 195,424.80, 293,137.20 and 121,696.80 is: 182,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,424.80 : 293,137.20 = 121,696.80 : x
  2. Step 2: Convert to fraction form
    195,424.80/293,137.20 = 121,696.80/x
  3. Step 3: Cross multiply
    195,424.80x = 293,137.20 × 121,696.80
  4. Step 4: Simplify right side
    195,424.80x = 35,673,859,200.96
  5. Step 5: Solve for x
    x = 35,673,859,200.96/195,424.80
  6. Step 6: Final answer
    x = 182,545.20

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