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Finding the Fourth Proportional to 134,335.20, 201,454.20 and 54,339.60

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Solution

The fourth proportional to 134,335.20, 201,454.20 and 54,339.60 is: 81,489.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,335.20 : 201,454.20 = 54,339.60 : x
  2. Step 2: Convert to fraction form
    134,335.20/201,454.20 = 54,339.60/x
  3. Step 3: Cross multiply
    134,335.20x = 201,454.20 × 54,339.60
  4. Step 4: Simplify right side
    134,335.20x = 10,946,940,646.32
  5. Step 5: Solve for x
    x = 10,946,940,646.32/134,335.20
  6. Step 6: Final answer
    x = 81,489.74

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