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Finding the Fourth Proportional to 189,140.92, 261,014.50 and 104,259.84

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Solution

The fourth proportional to 189,140.92, 261,014.50 and 104,259.84 is: 143,878.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,140.92 : 261,014.50 = 104,259.84 : x
  2. Step 2: Convert to fraction form
    189,140.92/261,014.50 = 104,259.84/x
  3. Step 3: Cross multiply
    189,140.92x = 261,014.50 × 104,259.84
  4. Step 4: Simplify right side
    189,140.92x = 27,213,330,007.68
  5. Step 5: Solve for x
    x = 27,213,330,007.68/189,140.92
  6. Step 6: Final answer
    x = 143,878.60

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