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Finding the Fourth Proportional to 184,431.40, 276,582.30 and 84,639.40

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Solution

The fourth proportional to 184,431.40, 276,582.30 and 84,639.40 is: 126,929.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,431.40 : 276,582.30 = 84,639.40 : x
  2. Step 2: Convert to fraction form
    184,431.40/276,582.30 = 84,639.40/x
  3. Step 3: Cross multiply
    184,431.40x = 276,582.30 × 84,639.40
  4. Step 4: Simplify right side
    184,431.40x = 23,409,759,922.62
  5. Step 5: Solve for x
    x = 23,409,759,922.62/184,431.40
  6. Step 6: Final answer
    x = 126,929.36

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