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Finding the Fourth Proportional to 199,970.40, 299,955.60 and 168,477.60

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Solution

The fourth proportional to 199,970.40, 299,955.60 and 168,477.60 is: 252,716.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,970.40 : 299,955.60 = 168,477.60 : x
  2. Step 2: Convert to fraction form
    199,970.40/299,955.60 = 168,477.60/x
  3. Step 3: Cross multiply
    199,970.40x = 299,955.60 × 168,477.60
  4. Step 4: Simplify right side
    199,970.40x = 50,535,799,594.56
  5. Step 5: Solve for x
    x = 50,535,799,594.56/199,970.40
  6. Step 6: Final answer
    x = 252,716.40

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