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Finding the Fourth Proportional to 341,532.81, 512,323.80 and 131,170.74

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Solution

The fourth proportional to 341,532.81, 512,323.80 and 131,170.74 is: 196,765.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,532.81 : 512,323.80 = 131,170.74 : x
  2. Step 2: Convert to fraction form
    341,532.81/512,323.80 = 131,170.74/x
  3. Step 3: Cross multiply
    341,532.81x = 512,323.80 × 131,170.74
  4. Step 4: Simplify right side
    341,532.81x = 67,201,891,965.61
  5. Step 5: Solve for x
    x = 67,201,891,965.61/341,532.81
  6. Step 6: Final answer
    x = 196,765.55

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