Home / 180,296.06-248,791.84-99,721.85

Finding the Fourth Proportional to 180,296.06, 248,791.84 and 99,721.85

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Solution

The fourth proportional to 180,296.06, 248,791.84 and 99,721.85 is: 137,606.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,296.06 : 248,791.84 = 99,721.85 : x
  2. Step 2: Convert to fraction form
    180,296.06/248,791.84 = 99,721.85/x
  3. Step 3: Cross multiply
    180,296.06x = 248,791.84 × 99,721.85
  4. Step 4: Simplify right side
    180,296.06x = 24,809,982,922.38
  5. Step 5: Solve for x
    x = 24,809,982,922.38/180,296.06
  6. Step 6: Final answer
    x = 137,606.90

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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.