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Finding the Fourth Proportional to 145,496.01, 200,768.16 and 81,832.44

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Solution

The fourth proportional to 145,496.01, 200,768.16 and 81,832.44 is: 112,919.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,496.01 : 200,768.16 = 81,832.44 : x
  2. Step 2: Convert to fraction form
    145,496.01/200,768.16 = 81,832.44/x
  3. Step 3: Cross multiply
    145,496.01x = 200,768.16 × 81,832.44
  4. Step 4: Simplify right side
    145,496.01x = 16,429,348,407.11
  5. Step 5: Solve for x
    x = 16,429,348,407.11/145,496.01
  6. Step 6: Final answer
    x = 112,919.58

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