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Finding the Fourth Proportional to 75,462.28, 113,193.30 and 20,058.28

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Solution

The fourth proportional to 75,462.28, 113,193.30 and 20,058.28 is: 30,087.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,462.28 : 113,193.30 = 20,058.28 : x
  2. Step 2: Convert to fraction form
    75,462.28/113,193.30 = 20,058.28/x
  3. Step 3: Cross multiply
    75,462.28x = 113,193.30 × 20,058.28
  4. Step 4: Simplify right side
    75,462.28x = 2,270,462,905.52
  5. Step 5: Solve for x
    x = 2,270,462,905.52/75,462.28
  6. Step 6: Final answer
    x = 30,087.39

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