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Finding the Fourth Proportional to 200,273.10, 300,312.45 and 111,432.30

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Solution

The fourth proportional to 200,273.10, 300,312.45 and 111,432.30 is: 167,094.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,273.10 : 300,312.45 = 111,432.30 : x
  2. Step 2: Convert to fraction form
    200,273.10/300,312.45 = 111,432.30/x
  3. Step 3: Cross multiply
    200,273.10x = 300,312.45 × 111,432.30
  4. Step 4: Simplify right side
    200,273.10x = 33,464,507,022.14
  5. Step 5: Solve for x
    x = 33,464,507,022.14/200,273.10
  6. Step 6: Final answer
    x = 167,094.37

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