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Finding the Fourth Proportional to 167,410.95, 231,028.80 and 90,931.53

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Solution

The fourth proportional to 167,410.95, 231,028.80 and 90,931.53 is: 125,486.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,410.95 : 231,028.80 = 90,931.53 : x
  2. Step 2: Convert to fraction form
    167,410.95/231,028.80 = 90,931.53/x
  3. Step 3: Cross multiply
    167,410.95x = 231,028.80 × 90,931.53
  4. Step 4: Simplify right side
    167,410.95x = 21,007,801,803.41
  5. Step 5: Solve for x
    x = 21,007,801,803.41/167,410.95
  6. Step 6: Final answer
    x = 125,486.43

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