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Finding the Fourth Proportional to 118,228.15, 177,242.37 and 55,015.66

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Solution

The fourth proportional to 118,228.15, 177,242.37 and 55,015.66 is: 82,477.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,228.15 : 177,242.37 = 55,015.66 : x
  2. Step 2: Convert to fraction form
    118,228.15/177,242.37 = 55,015.66/x
  3. Step 3: Cross multiply
    118,228.15x = 177,242.37 × 55,015.66
  4. Step 4: Simplify right side
    118,228.15x = 9,751,105,965.51
  5. Step 5: Solve for x
    x = 9,751,105,965.51/118,228.15
  6. Step 6: Final answer
    x = 82,477.02

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