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Finding the Fourth Proportional to 85,492.43, 117,985.66 and 47,251.16

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Solution

The fourth proportional to 85,492.43, 117,985.66 and 47,251.16 is: 65,209.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,492.43 : 117,985.66 = 47,251.16 : x
  2. Step 2: Convert to fraction form
    85,492.43/117,985.66 = 47,251.16/x
  3. Step 3: Cross multiply
    85,492.43x = 117,985.66 × 47,251.16
  4. Step 4: Simplify right side
    85,492.43x = 5,574,958,922.41
  5. Step 5: Solve for x
    x = 5,574,958,922.41/85,492.43
  6. Step 6: Final answer
    x = 65,209.97

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