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Finding the Fourth Proportional to 107,688.80, 161,551.68 and 41,134.88

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Solution

The fourth proportional to 107,688.80, 161,551.68 and 41,134.88 is: 61,709.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,688.80 : 161,551.68 = 41,134.88 : x
  2. Step 2: Convert to fraction form
    107,688.80/161,551.68 = 41,134.88/x
  3. Step 3: Cross multiply
    107,688.80x = 161,551.68 × 41,134.88
  4. Step 4: Simplify right side
    107,688.80x = 6,645,408,970.60
  5. Step 5: Solve for x
    x = 6,645,408,970.60/107,688.80
  6. Step 6: Final answer
    x = 61,709.38

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