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Finding the Fourth Proportional to 330,093.20, 495,139.80 and 93,432.80

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Solution

The fourth proportional to 330,093.20, 495,139.80 and 93,432.80 is: 140,149.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,093.20 : 495,139.80 = 93,432.80 : x
  2. Step 2: Convert to fraction form
    330,093.20/495,139.80 = 93,432.80/x
  3. Step 3: Cross multiply
    330,093.20x = 495,139.80 × 93,432.80
  4. Step 4: Simplify right side
    330,093.20x = 46,262,297,905.44
  5. Step 5: Solve for x
    x = 46,262,297,905.44/330,093.20
  6. Step 6: Final answer
    x = 140,149.20

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