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Finding the Fourth Proportional to 127,270.60, 175,652.58 and 91,578.76

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Solution

The fourth proportional to 127,270.60, 175,652.58 and 91,578.76 is: 126,392.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,270.60 : 175,652.58 = 91,578.76 : x
  2. Step 2: Convert to fraction form
    127,270.60/175,652.58 = 91,578.76/x
  3. Step 3: Cross multiply
    127,270.60x = 175,652.58 × 91,578.76
  4. Step 4: Simplify right side
    127,270.60x = 16,086,045,467.20
  5. Step 5: Solve for x
    x = 16,086,045,467.20/127,270.60
  6. Step 6: Final answer
    x = 126,392.47

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