Home / 107,895.36-161,889.68-57,917.09

Finding the Fourth Proportional to 107,895.36, 161,889.68 and 57,917.09

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Solution

The fourth proportional to 107,895.36, 161,889.68 and 57,917.09 is: 86,900.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,895.36 : 161,889.68 = 57,917.09 : x
  2. Step 2: Convert to fraction form
    107,895.36/161,889.68 = 57,917.09/x
  3. Step 3: Cross multiply
    107,895.36x = 161,889.68 × 57,917.09
  4. Step 4: Simplify right side
    107,895.36x = 9,376,178,067.60
  5. Step 5: Solve for x
    x = 9,376,178,067.60/107,895.36
  6. Step 6: Final answer
    x = 86,900.66

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