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Finding the Fourth Proportional to 112,035.40, 168,053.10 and 100,954.60

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Solution

The fourth proportional to 112,035.40, 168,053.10 and 100,954.60 is: 151,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,035.40 : 168,053.10 = 100,954.60 : x
  2. Step 2: Convert to fraction form
    112,035.40/168,053.10 = 100,954.60/x
  3. Step 3: Cross multiply
    112,035.40x = 168,053.10 × 100,954.60
  4. Step 4: Simplify right side
    112,035.40x = 16,965,733,489.26
  5. Step 5: Solve for x
    x = 16,965,733,489.26/112,035.40
  6. Step 6: Final answer
    x = 151,431.90

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