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Finding the Fourth Proportional to 492,133.20, 738,199.80 and 118,156.20

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Solution

The fourth proportional to 492,133.20, 738,199.80 and 118,156.20 is: 177,234.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,133.20 : 738,199.80 = 118,156.20 : x
  2. Step 2: Convert to fraction form
    492,133.20/738,199.80 = 118,156.20/x
  3. Step 3: Cross multiply
    492,133.20x = 738,199.80 × 118,156.20
  4. Step 4: Simplify right side
    492,133.20x = 87,222,883,208.76
  5. Step 5: Solve for x
    x = 87,222,883,208.76/492,133.20
  6. Step 6: Final answer
    x = 177,234.30

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