Home / 148,366.33-204,745.56-80,383.77

Finding the Fourth Proportional to 148,366.33, 204,745.56 and 80,383.77

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Solution

The fourth proportional to 148,366.33, 204,745.56 and 80,383.77 is: 110,929.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,366.33 : 204,745.56 = 80,383.77 : x
  2. Step 2: Convert to fraction form
    148,366.33/204,745.56 = 80,383.77/x
  3. Step 3: Cross multiply
    148,366.33x = 204,745.56 × 80,383.77
  4. Step 4: Simplify right side
    148,366.33x = 16,458,219,702.12
  5. Step 5: Solve for x
    x = 16,458,219,702.12/148,366.33
  6. Step 6: Final answer
    x = 110,929.62

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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.