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Finding the Fourth Proportional to 126,888.48, 175,295.70 and 83,383.92

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Solution

The fourth proportional to 126,888.48, 175,295.70 and 83,383.92 is: 115,194.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,888.48 : 175,295.70 = 83,383.92 : x
  2. Step 2: Convert to fraction form
    126,888.48/175,295.70 = 83,383.92/x
  3. Step 3: Cross multiply
    126,888.48x = 175,295.70 × 83,383.92
  4. Step 4: Simplify right side
    126,888.48x = 14,616,842,625.14
  5. Step 5: Solve for x
    x = 14,616,842,625.14/126,888.48
  6. Step 6: Final answer
    x = 115,194.40

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