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Finding the Fourth Proportional to 117,332.93, 161,918.45 and 66,355.67

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Solution

The fourth proportional to 117,332.93, 161,918.45 and 66,355.67 is: 91,570.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,332.93 : 161,918.45 = 66,355.67 : x
  2. Step 2: Convert to fraction form
    117,332.93/161,918.45 = 66,355.67/x
  3. Step 3: Cross multiply
    117,332.93x = 161,918.45 × 66,355.67
  4. Step 4: Simplify right side
    117,332.93x = 10,744,206,093.74
  5. Step 5: Solve for x
    x = 10,744,206,093.74/117,332.93
  6. Step 6: Final answer
    x = 91,570.26

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