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Finding the Fourth Proportional to 125,576.68, 188,397.78 and 72,935.56

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Solution

The fourth proportional to 125,576.68, 188,397.78 and 72,935.56 is: 109,422.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,576.68 : 188,397.78 = 72,935.56 : x
  2. Step 2: Convert to fraction form
    125,576.68/188,397.78 = 72,935.56/x
  3. Step 3: Cross multiply
    125,576.68x = 188,397.78 × 72,935.56
  4. Step 4: Simplify right side
    125,576.68x = 13,740,897,587.06
  5. Step 5: Solve for x
    x = 13,740,897,587.06/125,576.68
  6. Step 6: Final answer
    x = 109,422.37

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