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Finding the Fourth Proportional to 199,543.72, 299,137.54 and 73,154.44

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Solution

The fourth proportional to 199,543.72, 299,137.54 and 73,154.44 is: 109,666.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,543.72 : 299,137.54 = 73,154.44 : x
  2. Step 2: Convert to fraction form
    199,543.72/299,137.54 = 73,154.44/x
  3. Step 3: Cross multiply
    199,543.72x = 299,137.54 × 73,154.44
  4. Step 4: Simplify right side
    199,543.72x = 21,883,239,221.68
  5. Step 5: Solve for x
    x = 21,883,239,221.68/199,543.72
  6. Step 6: Final answer
    x = 109,666.39

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