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Finding the Fourth Proportional to 115,740.51, 159,791.58 and 75,524.01

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Solution

The fourth proportional to 115,740.51, 159,791.58 and 75,524.01 is: 104,268.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,740.51 : 159,791.58 = 75,524.01 : x
  2. Step 2: Convert to fraction form
    115,740.51/159,791.58 = 75,524.01/x
  3. Step 3: Cross multiply
    115,740.51x = 159,791.58 × 75,524.01
  4. Step 4: Simplify right side
    115,740.51x = 12,068,100,885.84
  5. Step 5: Solve for x
    x = 12,068,100,885.84/115,740.51
  6. Step 6: Final answer
    x = 104,268.60

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