Home / 204,168.06-306,314.42-104,398.34

Finding the Fourth Proportional to 204,168.06, 306,314.42 and 104,398.34

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Solution

The fourth proportional to 204,168.06, 306,314.42 and 104,398.34 is: 156,629.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,168.06 : 306,314.42 = 104,398.34 : x
  2. Step 2: Convert to fraction form
    204,168.06/306,314.42 = 104,398.34/x
  3. Step 3: Cross multiply
    204,168.06x = 306,314.42 × 104,398.34
  4. Step 4: Simplify right side
    204,168.06x = 31,978,716,966.06
  5. Step 5: Solve for x
    x = 31,978,716,966.06/204,168.06
  6. Step 6: Final answer
    x = 156,629.38

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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.