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Finding the Fourth Proportional to 164,032.40, 246,048.60 and 81,088.40

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Solution

The fourth proportional to 164,032.40, 246,048.60 and 81,088.40 is: 121,632.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,032.40 : 246,048.60 = 81,088.40 : x
  2. Step 2: Convert to fraction form
    164,032.40/246,048.60 = 81,088.40/x
  3. Step 3: Cross multiply
    164,032.40x = 246,048.60 × 81,088.40
  4. Step 4: Simplify right side
    164,032.40x = 19,951,687,296.24
  5. Step 5: Solve for x
    x = 19,951,687,296.24/164,032.40
  6. Step 6: Final answer
    x = 121,632.60

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