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Finding the Fourth Proportional to 125,683.99, 188,419.77 and 54,552.83

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Solution

The fourth proportional to 125,683.99, 188,419.77 and 54,552.83 is: 81,783.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,683.99 : 188,419.77 = 54,552.83 : x
  2. Step 2: Convert to fraction form
    125,683.99/188,419.77 = 54,552.83/x
  3. Step 3: Cross multiply
    125,683.99x = 188,419.77 × 54,552.83
  4. Step 4: Simplify right side
    125,683.99x = 10,278,830,739.35
  5. Step 5: Solve for x
    x = 10,278,830,739.35/125,683.99
  6. Step 6: Final answer
    x = 81,783.14

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