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Finding the Fourth Proportional to 117,662.43, 162,387.99 and 69,915.81

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Solution

The fourth proportional to 117,662.43, 162,387.99 and 69,915.81 is: 96,492.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,662.43 : 162,387.99 = 69,915.81 : x
  2. Step 2: Convert to fraction form
    117,662.43/162,387.99 = 69,915.81/x
  3. Step 3: Cross multiply
    117,662.43x = 162,387.99 × 69,915.81
  4. Step 4: Simplify right side
    117,662.43x = 11,353,487,855.12
  5. Step 5: Solve for x
    x = 11,353,487,855.12/117,662.43
  6. Step 6: Final answer
    x = 96,492.04

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