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Finding the Fourth Proportional to 112,190.44, 154,823.36 and 61,889.44

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Solution

The fourth proportional to 112,190.44, 154,823.36 and 61,889.44 is: 85,407.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,190.44 : 154,823.36 = 61,889.44 : x
  2. Step 2: Convert to fraction form
    112,190.44/154,823.36 = 61,889.44/x
  3. Step 3: Cross multiply
    112,190.44x = 154,823.36 × 61,889.44
  4. Step 4: Simplify right side
    112,190.44x = 9,581,931,049.32
  5. Step 5: Solve for x
    x = 9,581,931,049.32/112,190.44
  6. Step 6: Final answer
    x = 85,407.73

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