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Finding the Fourth Proportional to 134,493.20, 201,691.20 and 54,497.60

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Solution

The fourth proportional to 134,493.20, 201,691.20 and 54,497.60 is: 81,726.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,493.20 : 201,691.20 = 54,497.60 : x
  2. Step 2: Convert to fraction form
    134,493.20/201,691.20 = 54,497.60/x
  3. Step 3: Cross multiply
    134,493.20x = 201,691.20 × 54,497.60
  4. Step 4: Simplify right side
    134,493.20x = 10,991,686,341.12
  5. Step 5: Solve for x
    x = 10,991,686,341.12/134,493.20
  6. Step 6: Final answer
    x = 81,726.71

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