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Finding the Fourth Proportional to 185,871.76, 256,515.68 and 105,299.92

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Solution

The fourth proportional to 185,871.76, 256,515.68 and 105,299.92 is: 145,321.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,871.76 : 256,515.68 = 105,299.92 : x
  2. Step 2: Convert to fraction form
    185,871.76/256,515.68 = 105,299.92/x
  3. Step 3: Cross multiply
    185,871.76x = 256,515.68 × 105,299.92
  4. Step 4: Simplify right side
    185,871.76x = 27,011,080,582.75
  5. Step 5: Solve for x
    x = 27,011,080,582.75/185,871.76
  6. Step 6: Final answer
    x = 145,321.06

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