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Finding the Fourth Proportional to 126,790.84, 190,130.10 and 38,014.84

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Solution

The fourth proportional to 126,790.84, 190,130.10 and 38,014.84 is: 57,005.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,790.84 : 190,130.10 = 38,014.84 : x
  2. Step 2: Convert to fraction form
    126,790.84/190,130.10 = 38,014.84/x
  3. Step 3: Cross multiply
    126,790.84x = 190,130.10 × 38,014.84
  4. Step 4: Simplify right side
    126,790.84x = 7,227,765,330.68
  5. Step 5: Solve for x
    x = 7,227,765,330.68/126,790.84
  6. Step 6: Final answer
    x = 57,005.42

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