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Finding the Fourth Proportional to 85,805.92, 118,419.76 and 48,088.16

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Solution

The fourth proportional to 85,805.92, 118,419.76 and 48,088.16 is: 66,365.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,805.92 : 118,419.76 = 48,088.16 : x
  2. Step 2: Convert to fraction form
    85,805.92/118,419.76 = 48,088.16/x
  3. Step 3: Cross multiply
    85,805.92x = 118,419.76 × 48,088.16
  4. Step 4: Simplify right side
    85,805.92x = 5,694,588,366.04
  5. Step 5: Solve for x
    x = 5,694,588,366.04/85,805.92
  6. Step 6: Final answer
    x = 66,365.91

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