Home / 197,783.20-296,905.20-118,986.40

Finding the Fourth Proportional to 197,783.20, 296,905.20 and 118,986.40

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Solution

The fourth proportional to 197,783.20, 296,905.20 and 118,986.40 is: 178,618.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,783.20 : 296,905.20 = 118,986.40 : x
  2. Step 2: Convert to fraction form
    197,783.20/296,905.20 = 118,986.40/x
  3. Step 3: Cross multiply
    197,783.20x = 296,905.20 × 118,986.40
  4. Step 4: Simplify right side
    197,783.20x = 35,327,680,889.28
  5. Step 5: Solve for x
    x = 35,327,680,889.28/197,783.20
  6. Step 6: Final answer
    x = 178,618.21

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