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Finding the Fourth Proportional to 91,027.40, 136,541.10 and 82,862.60

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Solution

The fourth proportional to 91,027.40, 136,541.10 and 82,862.60 is: 124,293.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,027.40 : 136,541.10 = 82,862.60 : x
  2. Step 2: Convert to fraction form
    91,027.40/136,541.10 = 82,862.60/x
  3. Step 3: Cross multiply
    91,027.40x = 136,541.10 × 82,862.60
  4. Step 4: Simplify right side
    91,027.40x = 11,314,150,552.86
  5. Step 5: Solve for x
    x = 11,314,150,552.86/91,027.40
  6. Step 6: Final answer
    x = 124,293.90

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