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Finding the Fourth Proportional to 127,348.56, 175,742.06 and 79,629.57

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Solution

The fourth proportional to 127,348.56, 175,742.06 and 79,629.57 is: 109,889.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,348.56 : 175,742.06 = 79,629.57 : x
  2. Step 2: Convert to fraction form
    127,348.56/175,742.06 = 79,629.57/x
  3. Step 3: Cross multiply
    127,348.56x = 175,742.06 × 79,629.57
  4. Step 4: Simplify right side
    127,348.56x = 13,994,264,270.57
  5. Step 5: Solve for x
    x = 13,994,264,270.57/127,348.56
  6. Step 6: Final answer
    x = 109,889.46

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