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Finding the Fourth Proportional to 163,908.80, 245,863.20 and 162,353.60

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Solution

The fourth proportional to 163,908.80, 245,863.20 and 162,353.60 is: 243,530.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,908.80 : 245,863.20 = 162,353.60 : x
  2. Step 2: Convert to fraction form
    163,908.80/245,863.20 = 162,353.60/x
  3. Step 3: Cross multiply
    163,908.80x = 245,863.20 × 162,353.60
  4. Step 4: Simplify right side
    163,908.80x = 39,916,775,627.52
  5. Step 5: Solve for x
    x = 39,916,775,627.52/163,908.80
  6. Step 6: Final answer
    x = 243,530.40

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