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Finding the Fourth Proportional to 124,320.40, 186,480.60 and 92,827.60

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Solution

The fourth proportional to 124,320.40, 186,480.60 and 92,827.60 is: 139,241.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,320.40 : 186,480.60 = 92,827.60 : x
  2. Step 2: Convert to fraction form
    124,320.40/186,480.60 = 92,827.60/x
  3. Step 3: Cross multiply
    124,320.40x = 186,480.60 × 92,827.60
  4. Step 4: Simplify right side
    124,320.40x = 17,310,546,544.56
  5. Step 5: Solve for x
    x = 17,310,546,544.56/124,320.40
  6. Step 6: Final answer
    x = 139,241.40

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