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Finding the Fourth Proportional to 133,553.80, 200,308.83 and 49,353.39

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Solution

The fourth proportional to 133,553.80, 200,308.83 and 49,353.39 is: 74,022.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,553.80 : 200,308.83 = 49,353.39 : x
  2. Step 2: Convert to fraction form
    133,553.80/200,308.83 = 49,353.39/x
  3. Step 3: Cross multiply
    133,553.80x = 200,308.83 × 49,353.39
  4. Step 4: Simplify right side
    133,553.80x = 9,885,919,807.43
  5. Step 5: Solve for x
    x = 9,885,919,807.43/133,553.80
  6. Step 6: Final answer
    x = 74,022.00

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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.