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Finding the Fourth Proportional to 115,329.60, 173,134.80 and 65,444.40

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Solution

The fourth proportional to 115,329.60, 173,134.80 and 65,444.40 is: 98,246.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,329.60 : 173,134.80 = 65,444.40 : x
  2. Step 2: Convert to fraction form
    115,329.60/173,134.80 = 65,444.40/x
  3. Step 3: Cross multiply
    115,329.60x = 173,134.80 × 65,444.40
  4. Step 4: Simplify right side
    115,329.60x = 11,330,703,105.12
  5. Step 5: Solve for x
    x = 11,330,703,105.12/115,329.60
  6. Step 6: Final answer
    x = 98,246.27

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