Home / 133,669.44-200,817.74-126,103.64

Finding the Fourth Proportional to 133,669.44, 200,817.74 and 126,103.64

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Solution

The fourth proportional to 133,669.44, 200,817.74 and 126,103.64 is: 189,451.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,669.44 : 200,817.74 = 126,103.64 : x
  2. Step 2: Convert to fraction form
    133,669.44/200,817.74 = 126,103.64/x
  3. Step 3: Cross multiply
    133,669.44x = 200,817.74 × 126,103.64
  4. Step 4: Simplify right side
    133,669.44x = 25,323,847,990.57
  5. Step 5: Solve for x
    x = 25,323,847,990.57/133,669.44
  6. Step 6: Final answer
    x = 189,451.29

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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.