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Finding the Fourth Proportional to 114,943.81, 158,620.92 and 64,642.81

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Solution

The fourth proportional to 114,943.81, 158,620.92 and 64,642.81 is: 89,206.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,943.81 : 158,620.92 = 64,642.81 : x
  2. Step 2: Convert to fraction form
    114,943.81/158,620.92 = 64,642.81/x
  3. Step 3: Cross multiply
    114,943.81x = 158,620.92 × 64,642.81
  4. Step 4: Simplify right side
    114,943.81x = 10,253,701,993.59
  5. Step 5: Solve for x
    x = 10,253,701,993.59/114,943.81
  6. Step 6: Final answer
    x = 89,206.21

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