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Finding the Fourth Proportional to 143,686.73, 198,293.81 and 80,024.51

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Solution

The fourth proportional to 143,686.73, 198,293.81 and 80,024.51 is: 110,437.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,686.73 : 198,293.81 = 80,024.51 : x
  2. Step 2: Convert to fraction form
    143,686.73/198,293.81 = 80,024.51/x
  3. Step 3: Cross multiply
    143,686.73x = 198,293.81 × 80,024.51
  4. Step 4: Simplify right side
    143,686.73x = 15,868,363,589.69
  5. Step 5: Solve for x
    x = 15,868,363,589.69/143,686.73
  6. Step 6: Final answer
    x = 110,437.23

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