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Finding the Fourth Proportional to 116,572.80, 174,859.20 and 103,450.80

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Solution

The fourth proportional to 116,572.80, 174,859.20 and 103,450.80 is: 155,176.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,572.80 : 174,859.20 = 103,450.80 : x
  2. Step 2: Convert to fraction form
    116,572.80/174,859.20 = 103,450.80/x
  3. Step 3: Cross multiply
    116,572.80x = 174,859.20 × 103,450.80
  4. Step 4: Simplify right side
    116,572.80x = 18,089,324,127.36
  5. Step 5: Solve for x
    x = 18,089,324,127.36/116,572.80
  6. Step 6: Final answer
    x = 155,176.20

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