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Finding the Fourth Proportional to 79,070.32, 109,099.20 and 47,233

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Solution

The fourth proportional to 79,070.32, 109,099.20 and 47,233 is: 65,170.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,070.32 : 109,099.20 = 47,233 : x
  2. Step 2: Convert to fraction form
    79,070.32/109,099.20 = 47,233/x
  3. Step 3: Cross multiply
    79,070.32x = 109,099.20 × 47,233
  4. Step 4: Simplify right side
    79,070.32x = 5,153,082,513.60
  5. Step 5: Solve for x
    x = 5,153,082,513.60/79,070.32
  6. Step 6: Final answer
    x = 65,170.88

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