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Finding the Fourth Proportional to 80,062.53, 120,093.80 and 20,897.69

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Solution

The fourth proportional to 80,062.53, 120,093.80 and 20,897.69 is: 31,346.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,062.53 : 120,093.80 = 20,897.69 : x
  2. Step 2: Convert to fraction form
    80,062.53/120,093.80 = 20,897.69/x
  3. Step 3: Cross multiply
    80,062.53x = 120,093.80 × 20,897.69
  4. Step 4: Simplify right side
    80,062.53x = 2,509,682,298.36
  5. Step 5: Solve for x
    x = 2,509,682,298.36/80,062.53
  6. Step 6: Final answer
    x = 31,346.53

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