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Finding the Fourth Proportional to 127,864.81, 191,804.89 and 39,119.08

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Solution

The fourth proportional to 127,864.81, 191,804.89 and 39,119.08 is: 58,680.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,864.81 : 191,804.89 = 39,119.08 : x
  2. Step 2: Convert to fraction form
    127,864.81/191,804.89 = 39,119.08/x
  3. Step 3: Cross multiply
    127,864.81x = 191,804.89 × 39,119.08
  4. Step 4: Simplify right side
    127,864.81x = 7,503,230,836.30
  5. Step 5: Solve for x
    x = 7,503,230,836.30/127,864.81
  6. Step 6: Final answer
    x = 58,680.97

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