Home / 148,240.82-204,573.94-80,259.21

Finding the Fourth Proportional to 148,240.82, 204,573.94 and 80,259.21

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Solution

The fourth proportional to 148,240.82, 204,573.94 and 80,259.21 is: 110,758.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,240.82 : 204,573.94 = 80,259.21 : x
  2. Step 2: Convert to fraction form
    148,240.82/204,573.94 = 80,259.21/x
  3. Step 3: Cross multiply
    148,240.82x = 204,573.94 × 80,259.21
  4. Step 4: Simplify right side
    148,240.82x = 16,418,942,610.34
  5. Step 5: Solve for x
    x = 16,418,942,610.34/148,240.82
  6. Step 6: Final answer
    x = 110,758.58

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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.