Home / 133,032.67-199,375.73-54,054.56

Finding the Fourth Proportional to 133,032.67, 199,375.73 and 54,054.56

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Solution

The fourth proportional to 133,032.67, 199,375.73 and 54,054.56 is: 81,011.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,032.67 : 199,375.73 = 54,054.56 : x
  2. Step 2: Convert to fraction form
    133,032.67/199,375.73 = 54,054.56/x
  3. Step 3: Cross multiply
    133,032.67x = 199,375.73 × 54,054.56
  4. Step 4: Simplify right side
    133,032.67x = 10,777,167,790.70
  5. Step 5: Solve for x
    x = 10,777,167,790.70/133,032.67
  6. Step 6: Final answer
    x = 81,011.44

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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.