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Finding the Fourth Proportional to 250,978.32, 376,523.64 and 84,762

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Solution

The fourth proportional to 250,978.32, 376,523.64 and 84,762 is: 127,161.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,978.32 : 376,523.64 = 84,762 : x
  2. Step 2: Convert to fraction form
    250,978.32/376,523.64 = 84,762/x
  3. Step 3: Cross multiply
    250,978.32x = 376,523.64 × 84,762
  4. Step 4: Simplify right side
    250,978.32x = 31,914,896,773.68
  5. Step 5: Solve for x
    x = 31,914,896,773.68/250,978.32
  6. Step 6: Final answer
    x = 127,161.97

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