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Finding the Fourth Proportional to 112,458.26, 168,604.05 and 68,074.51

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Solution

The fourth proportional to 112,458.26, 168,604.05 and 68,074.51 is: 102,061.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,458.26 : 168,604.05 = 68,074.51 : x
  2. Step 2: Convert to fraction form
    112,458.26/168,604.05 = 68,074.51/x
  3. Step 3: Cross multiply
    112,458.26x = 168,604.05 × 68,074.51
  4. Step 4: Simplify right side
    112,458.26x = 11,477,638,087.77
  5. Step 5: Solve for x
    x = 11,477,638,087.77/112,458.26
  6. Step 6: Final answer
    x = 102,061.32

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