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Finding the Fourth Proportional to 221,483.40, 332,272.98 and 71,738.76

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Solution

The fourth proportional to 221,483.40, 332,272.98 and 71,738.76 is: 107,623.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,483.40 : 332,272.98 = 71,738.76 : x
  2. Step 2: Convert to fraction form
    221,483.40/332,272.98 = 71,738.76/x
  3. Step 3: Cross multiply
    221,483.40x = 332,272.98 × 71,738.76
  4. Step 4: Simplify right side
    221,483.40x = 23,836,851,566.70
  5. Step 5: Solve for x
    x = 23,836,851,566.70/221,483.40
  6. Step 6: Final answer
    x = 107,623.65

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