Home / 148,515.98-222,796.21-53,768.34

Finding the Fourth Proportional to 148,515.98, 222,796.21 and 53,768.34

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Solution

The fourth proportional to 148,515.98, 222,796.21 and 53,768.34 is: 80,660.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,515.98 : 222,796.21 = 53,768.34 : x
  2. Step 2: Convert to fraction form
    148,515.98/222,796.21 = 53,768.34/x
  3. Step 3: Cross multiply
    148,515.98x = 222,796.21 × 53,768.34
  4. Step 4: Simplify right side
    148,515.98x = 11,979,382,369.99
  5. Step 5: Solve for x
    x = 11,979,382,369.99/148,515.98
  6. Step 6: Final answer
    x = 80,660.56

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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.