Home / 133,867.05-200,897.69-107,885.49

Finding the Fourth Proportional to 133,867.05, 200,897.69 and 107,885.49

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Solution

The fourth proportional to 133,867.05, 200,897.69 and 107,885.49 is: 161,906.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,867.05 : 200,897.69 = 107,885.49 : x
  2. Step 2: Convert to fraction form
    133,867.05/200,897.69 = 107,885.49/x
  3. Step 3: Cross multiply
    133,867.05x = 200,897.69 × 107,885.49
  4. Step 4: Simplify right side
    133,867.05x = 21,673,945,186.09
  5. Step 5: Solve for x
    x = 21,673,945,186.09/133,867.05
  6. Step 6: Final answer
    x = 161,906.50

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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.