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Finding the Fourth Proportional to 189,710.10, 261,788.58 and 103,651.92

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Solution

The fourth proportional to 189,710.10, 261,788.58 and 103,651.92 is: 143,033.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,710.10 : 261,788.58 = 103,651.92 : x
  2. Step 2: Convert to fraction form
    189,710.10/261,788.58 = 103,651.92/x
  3. Step 3: Cross multiply
    189,710.10x = 261,788.58 × 103,651.92
  4. Step 4: Simplify right side
    189,710.10x = 27,134,888,951.07
  5. Step 5: Solve for x
    x = 27,134,888,951.07/189,710.10
  6. Step 6: Final answer
    x = 143,033.44

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