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Finding the Fourth Proportional to 302,761.80, 454,197.78 and 103,071.96

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Solution

The fourth proportional to 302,761.80, 454,197.78 and 103,071.96 is: 154,626.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,761.80 : 454,197.78 = 103,071.96 : x
  2. Step 2: Convert to fraction form
    302,761.80/454,197.78 = 103,071.96/x
  3. Step 3: Cross multiply
    302,761.80x = 454,197.78 × 103,071.96
  4. Step 4: Simplify right side
    302,761.80x = 46,815,055,412.25
  5. Step 5: Solve for x
    x = 46,815,055,412.25/302,761.80
  6. Step 6: Final answer
    x = 154,626.69

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