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Finding the Fourth Proportional to 127,232.80, 190,727.70 and 47,249.35

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Solution

The fourth proportional to 127,232.80, 190,727.70 and 47,249.35 is: 70,828.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,232.80 : 190,727.70 = 47,249.35 : x
  2. Step 2: Convert to fraction form
    127,232.80/190,727.70 = 47,249.35/x
  3. Step 3: Cross multiply
    127,232.80x = 190,727.70 × 47,249.35
  4. Step 4: Simplify right side
    127,232.80x = 9,011,759,852.00
  5. Step 5: Solve for x
    x = 9,011,759,852.00/127,232.80
  6. Step 6: Final answer
    x = 70,828.90

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