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Finding the Fourth Proportional to 115,583.88, 173,400.06 and 65,687.08

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Solution

The fourth proportional to 115,583.88, 173,400.06 and 65,687.08 is: 98,544.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,583.88 : 173,400.06 = 65,687.08 : x
  2. Step 2: Convert to fraction form
    115,583.88/173,400.06 = 65,687.08/x
  3. Step 3: Cross multiply
    115,583.88x = 173,400.06 × 65,687.08
  4. Step 4: Simplify right side
    115,583.88x = 11,390,143,613.22
  5. Step 5: Solve for x
    x = 11,390,143,613.22/115,583.88
  6. Step 6: Final answer
    x = 98,544.40

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