Home / 204,188.64-306,278.64-109,451.04

Finding the Fourth Proportional to 204,188.64, 306,278.64 and 109,451.04

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Solution

The fourth proportional to 204,188.64, 306,278.64 and 109,451.04 is: 164,174.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,188.64 : 306,278.64 = 109,451.04 : x
  2. Step 2: Convert to fraction form
    204,188.64/306,278.64 = 109,451.04/x
  3. Step 3: Cross multiply
    204,188.64x = 306,278.64 × 109,451.04
  4. Step 4: Simplify right side
    204,188.64x = 33,522,515,677.79
  5. Step 5: Solve for x
    x = 33,522,515,677.79/204,188.64
  6. Step 6: Final answer
    x = 164,174.24

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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.