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Finding the Fourth Proportional to 122,630.87, 183,998.59 and 47,803.69

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Solution

The fourth proportional to 122,630.87, 183,998.59 and 47,803.69 is: 71,725.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,630.87 : 183,998.59 = 47,803.69 : x
  2. Step 2: Convert to fraction form
    122,630.87/183,998.59 = 47,803.69/x
  3. Step 3: Cross multiply
    122,630.87x = 183,998.59 × 47,803.69
  4. Step 4: Simplify right side
    122,630.87x = 8,795,811,556.80
  5. Step 5: Solve for x
    x = 8,795,811,556.80/122,630.87
  6. Step 6: Final answer
    x = 71,725.92

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