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Finding the Fourth Proportional to 254,271.72, 381,259.26 and 76,725.48

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Solution

The fourth proportional to 254,271.72, 381,259.26 and 76,725.48 is: 115,043.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,271.72 : 381,259.26 = 76,725.48 : x
  2. Step 2: Convert to fraction form
    254,271.72/381,259.26 = 76,725.48/x
  3. Step 3: Cross multiply
    254,271.72x = 381,259.26 × 76,725.48
  4. Step 4: Simplify right side
    254,271.72x = 29,252,299,727.94
  5. Step 5: Solve for x
    x = 29,252,299,727.94/254,271.72
  6. Step 6: Final answer
    x = 115,043.47

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