Home / 71,927.82-99,273.33-45,093.60

Finding the Fourth Proportional to 71,927.82, 99,273.33 and 45,093.60

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Solution

The fourth proportional to 71,927.82, 99,273.33 and 45,093.60 is: 62,237.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,927.82 : 99,273.33 = 45,093.60 : x
  2. Step 2: Convert to fraction form
    71,927.82/99,273.33 = 45,093.60/x
  3. Step 3: Cross multiply
    71,927.82x = 99,273.33 × 45,093.60
  4. Step 4: Simplify right side
    71,927.82x = 4,476,591,833.69
  5. Step 5: Solve for x
    x = 4,476,591,833.69/71,927.82
  6. Step 6: Final answer
    x = 62,237.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.