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Finding the Fourth Proportional to 75,921.84, 104,673.87 and 52,005.78

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Solution

The fourth proportional to 75,921.84, 104,673.87 and 52,005.78 is: 71,700.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,921.84 : 104,673.87 = 52,005.78 : x
  2. Step 2: Convert to fraction form
    75,921.84/104,673.87 = 52,005.78/x
  3. Step 3: Cross multiply
    75,921.84x = 104,673.87 × 52,005.78
  4. Step 4: Simplify right side
    75,921.84x = 5,443,646,254.97
  5. Step 5: Solve for x
    x = 5,443,646,254.97/75,921.84
  6. Step 6: Final answer
    x = 71,700.66

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