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Finding the Fourth Proportional to 161,467.20, 242,114.40 and 67,867.20

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Solution

The fourth proportional to 161,467.20, 242,114.40 and 67,867.20 is: 101,764.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,467.20 : 242,114.40 = 67,867.20 : x
  2. Step 2: Convert to fraction form
    161,467.20/242,114.40 = 67,867.20/x
  3. Step 3: Cross multiply
    161,467.20x = 242,114.40 × 67,867.20
  4. Step 4: Simplify right side
    161,467.20x = 16,431,626,407.68
  5. Step 5: Solve for x
    x = 16,431,626,407.68/161,467.20
  6. Step 6: Final answer
    x = 101,764.48

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