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Finding the Fourth Proportional to 79,725.56, 110,021.40 and 43,915.68

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Solution

The fourth proportional to 79,725.56, 110,021.40 and 43,915.68 is: 60,603.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,725.56 : 110,021.40 = 43,915.68 : x
  2. Step 2: Convert to fraction form
    79,725.56/110,021.40 = 43,915.68/x
  3. Step 3: Cross multiply
    79,725.56x = 110,021.40 × 43,915.68
  4. Step 4: Simplify right side
    79,725.56x = 4,831,664,595.55
  5. Step 5: Solve for x
    x = 4,831,664,595.55/79,725.56
  6. Step 6: Final answer
    x = 60,603.71

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