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Finding the Fourth Proportional to 83,484.27, 115,205.76 and 47,667.29

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Solution

The fourth proportional to 83,484.27, 115,205.76 and 47,667.29 is: 65,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,484.27 : 115,205.76 = 47,667.29 : x
  2. Step 2: Convert to fraction form
    83,484.27/115,205.76 = 47,667.29/x
  3. Step 3: Cross multiply
    83,484.27x = 115,205.76 × 47,667.29
  4. Step 4: Simplify right side
    83,484.27x = 5,491,545,795.56
  5. Step 5: Solve for x
    x = 5,491,545,795.56/83,484.27
  6. Step 6: Final answer
    x = 65,779.41

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