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Finding the Fourth Proportional to 115,718.82, 173,354.05 and 65,647.45

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Solution

The fourth proportional to 115,718.82, 173,354.05 and 65,647.45 is: 98,344.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,718.82 : 173,354.05 = 65,647.45 : x
  2. Step 2: Convert to fraction form
    115,718.82/173,354.05 = 65,647.45/x
  3. Step 3: Cross multiply
    115,718.82x = 173,354.05 × 65,647.45
  4. Step 4: Simplify right side
    115,718.82x = 11,380,251,329.67
  5. Step 5: Solve for x
    x = 11,380,251,329.67/115,718.82
  6. Step 6: Final answer
    x = 98,344.00

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