Home / 131,945.49-197,918.38-32,105.68

Finding the Fourth Proportional to 131,945.49, 197,918.38 and 32,105.68

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Solution

The fourth proportional to 131,945.49, 197,918.38 and 32,105.68 is: 48,158.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,945.49 : 197,918.38 = 32,105.68 : x
  2. Step 2: Convert to fraction form
    131,945.49/197,918.38 = 32,105.68/x
  3. Step 3: Cross multiply
    131,945.49x = 197,918.38 × 32,105.68
  4. Step 4: Simplify right side
    131,945.49x = 6,354,304,174.40
  5. Step 5: Solve for x
    x = 6,354,304,174.40/131,945.49
  6. Step 6: Final answer
    x = 48,158.56

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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.