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Finding the Fourth Proportional to 117,645.80, 176,511.90 and 47,532.20

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Solution

The fourth proportional to 117,645.80, 176,511.90 and 47,532.20 is: 71,315.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,645.80 : 176,511.90 = 47,532.20 : x
  2. Step 2: Convert to fraction form
    117,645.80/176,511.90 = 47,532.20/x
  3. Step 3: Cross multiply
    117,645.80x = 176,511.90 × 47,532.20
  4. Step 4: Simplify right side
    117,645.80x = 8,389,998,933.18
  5. Step 5: Solve for x
    x = 8,389,998,933.18/117,645.80
  6. Step 6: Final answer
    x = 71,315.75

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