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Finding the Fourth Proportional to 115,534.53, 173,150.81 and 83,621.06

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Solution

The fourth proportional to 115,534.53, 173,150.81 and 83,621.06 is: 125,322.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,534.53 : 173,150.81 = 83,621.06 : x
  2. Step 2: Convert to fraction form
    115,534.53/173,150.81 = 83,621.06/x
  3. Step 3: Cross multiply
    115,534.53x = 173,150.81 × 83,621.06
  4. Step 4: Simplify right side
    115,534.53x = 14,479,054,272.06
  5. Step 5: Solve for x
    x = 14,479,054,272.06/115,534.53
  6. Step 6: Final answer
    x = 125,322.31

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