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Finding the Fourth Proportional to 125,090.57, 187,589.72 and 54,016.49

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Solution

The fourth proportional to 125,090.57, 187,589.72 and 54,016.49 is: 81,004.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,090.57 : 187,589.72 = 54,016.49 : x
  2. Step 2: Convert to fraction form
    125,090.57/187,589.72 = 54,016.49/x
  3. Step 3: Cross multiply
    125,090.57x = 187,589.72 × 54,016.49
  4. Step 4: Simplify right side
    125,090.57x = 10,132,937,026.45
  5. Step 5: Solve for x
    x = 10,132,937,026.45/125,090.57
  6. Step 6: Final answer
    x = 81,004.81

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