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Finding the Fourth Proportional to 141,209.73, 194,870.79 and 77,548.88

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Solution

The fourth proportional to 141,209.73, 194,870.79 and 77,548.88 is: 107,018.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,209.73 : 194,870.79 = 77,548.88 : x
  2. Step 2: Convert to fraction form
    141,209.73/194,870.79 = 77,548.88/x
  3. Step 3: Cross multiply
    141,209.73x = 194,870.79 × 77,548.88
  4. Step 4: Simplify right side
    141,209.73x = 15,112,011,996.39
  5. Step 5: Solve for x
    x = 15,112,011,996.39/141,209.73
  6. Step 6: Final answer
    x = 107,018.21

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