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Finding the Fourth Proportional to 112,274.06, 168,410.61 and 45,698.42

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Solution

The fourth proportional to 112,274.06, 168,410.61 and 45,698.42 is: 68,547.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,274.06 : 168,410.61 = 45,698.42 : x
  2. Step 2: Convert to fraction form
    112,274.06/168,410.61 = 45,698.42/x
  3. Step 3: Cross multiply
    112,274.06x = 168,410.61 × 45,698.42
  4. Step 4: Simplify right side
    112,274.06x = 7,696,098,788.24
  5. Step 5: Solve for x
    x = 7,696,098,788.24/112,274.06
  6. Step 6: Final answer
    x = 68,547.43

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