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Finding the Fourth Proportional to 254,199.78, 381,309.62 and 76,706.82

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Solution

The fourth proportional to 254,199.78, 381,309.62 and 76,706.82 is: 115,063.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,199.78 : 381,309.62 = 76,706.82 : x
  2. Step 2: Convert to fraction form
    254,199.78/381,309.62 = 76,706.82/x
  3. Step 3: Cross multiply
    254,199.78x = 381,309.62 × 76,706.82
  4. Step 4: Simplify right side
    254,199.78x = 29,249,048,002.07
  5. Step 5: Solve for x
    x = 29,249,048,002.07/254,199.78
  6. Step 6: Final answer
    x = 115,063.23

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