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Finding the Fourth Proportional to 47,157.56, 70,736.38 and 12,097.22

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Solution

The fourth proportional to 47,157.56, 70,736.38 and 12,097.22 is: 18,145.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,157.56 : 70,736.38 = 12,097.22 : x
  2. Step 2: Convert to fraction form
    47,157.56/70,736.38 = 12,097.22/x
  3. Step 3: Cross multiply
    47,157.56x = 70,736.38 × 12,097.22
  4. Step 4: Simplify right side
    47,157.56x = 855,713,550.86
  5. Step 5: Solve for x
    x = 855,713,550.86/47,157.56
  6. Step 6: Final answer
    x = 18,145.84

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