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Finding the Fourth Proportional to 231,202.38, 346,803.57 and 64,990.38

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Solution

The fourth proportional to 231,202.38, 346,803.57 and 64,990.38 is: 97,485.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,202.38 : 346,803.57 = 64,990.38 : x
  2. Step 2: Convert to fraction form
    231,202.38/346,803.57 = 64,990.38/x
  3. Step 3: Cross multiply
    231,202.38x = 346,803.57 × 64,990.38
  4. Step 4: Simplify right side
    231,202.38x = 22,538,895,799.66
  5. Step 5: Solve for x
    x = 22,538,895,799.66/231,202.38
  6. Step 6: Final answer
    x = 97,485.57

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