Home / 133,939.36-200,905.80-34,099.77

Finding the Fourth Proportional to 133,939.36, 200,905.80 and 34,099.77

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Solution

The fourth proportional to 133,939.36, 200,905.80 and 34,099.77 is: 51,148.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,939.36 : 200,905.80 = 34,099.77 : x
  2. Step 2: Convert to fraction form
    133,939.36/200,905.80 = 34,099.77/x
  3. Step 3: Cross multiply
    133,939.36x = 200,905.80 × 34,099.77
  4. Step 4: Simplify right side
    133,939.36x = 6,850,841,571.67
  5. Step 5: Solve for x
    x = 6,850,841,571.67/133,939.36
  6. Step 6: Final answer
    x = 51,148.83

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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.