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Finding the Fourth Proportional to 126,954.40, 190,480.20 and 124,961.80

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Solution

The fourth proportional to 126,954.40, 190,480.20 and 124,961.80 is: 187,490.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,954.40 : 190,480.20 = 124,961.80 : x
  2. Step 2: Convert to fraction form
    126,954.40/190,480.20 = 124,961.80/x
  3. Step 3: Cross multiply
    126,954.40x = 190,480.20 × 124,961.80
  4. Step 4: Simplify right side
    126,954.40x = 23,802,748,656.36
  5. Step 5: Solve for x
    x = 23,802,748,656.36/126,954.40
  6. Step 6: Final answer
    x = 187,490.54

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