Home / 308,821.05-463,268.94-109,100.56

Finding the Fourth Proportional to 308,821.05, 463,268.94 and 109,100.56

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Solution

The fourth proportional to 308,821.05, 463,268.94 and 109,100.56 is: 163,664.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,821.05 : 463,268.94 = 109,100.56 : x
  2. Step 2: Convert to fraction form
    308,821.05/463,268.94 = 109,100.56/x
  3. Step 3: Cross multiply
    308,821.05x = 463,268.94 × 109,100.56
  4. Step 4: Simplify right side
    308,821.05x = 50,542,901,057.36
  5. Step 5: Solve for x
    x = 50,542,901,057.36/308,821.05
  6. Step 6: Final answer
    x = 163,664.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.