Home / 133,666.22-200,812.85-126,100.41

Finding the Fourth Proportional to 133,666.22, 200,812.85 and 126,100.41

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Solution

The fourth proportional to 133,666.22, 200,812.85 and 126,100.41 is: 189,446.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,666.22 : 200,812.85 = 126,100.41 : x
  2. Step 2: Convert to fraction form
    133,666.22/200,812.85 = 126,100.41/x
  3. Step 3: Cross multiply
    133,666.22x = 200,812.85 × 126,100.41
  4. Step 4: Simplify right side
    133,666.22x = 25,322,582,087.77
  5. Step 5: Solve for x
    x = 25,322,582,087.77/133,666.22
  6. Step 6: Final answer
    x = 189,446.39

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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.