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Finding the Fourth Proportional to 254,678.45, 382,017.26 and 67,689.95

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Solution

The fourth proportional to 254,678.45, 382,017.26 and 67,689.95 is: 101,534.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,678.45 : 382,017.26 = 67,689.95 : x
  2. Step 2: Convert to fraction form
    254,678.45/382,017.26 = 67,689.95/x
  3. Step 3: Cross multiply
    254,678.45x = 382,017.26 × 67,689.95
  4. Step 4: Simplify right side
    254,678.45x = 25,858,727,487.68
  5. Step 5: Solve for x
    x = 25,858,727,487.68/254,678.45
  6. Step 6: Final answer
    x = 101,534.81

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