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Finding the Fourth Proportional to 53,733.70, 80,600.55 and 20,901.70

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Solution

The fourth proportional to 53,733.70, 80,600.55 and 20,901.70 is: 31,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,733.70 : 80,600.55 = 20,901.70 : x
  2. Step 2: Convert to fraction form
    53,733.70/80,600.55 = 20,901.70/x
  3. Step 3: Cross multiply
    53,733.70x = 80,600.55 × 20,901.70
  4. Step 4: Simplify right side
    53,733.70x = 1,684,688,515.94
  5. Step 5: Solve for x
    x = 1,684,688,515.94/53,733.70
  6. Step 6: Final answer
    x = 31,352.55

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