Home / 148,257.75-204,594.83-80,273.31

Finding the Fourth Proportional to 148,257.75, 204,594.83 and 80,273.31

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Solution

The fourth proportional to 148,257.75, 204,594.83 and 80,273.31 is: 110,776.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,257.75 : 204,594.83 = 80,273.31 : x
  2. Step 2: Convert to fraction form
    148,257.75/204,594.83 = 80,273.31/x
  3. Step 3: Cross multiply
    148,257.75x = 204,594.83 × 80,273.31
  4. Step 4: Simplify right side
    148,257.75x = 16,423,505,071.68
  5. Step 5: Solve for x
    x = 16,423,505,071.68/148,257.75
  6. Step 6: Final answer
    x = 110,776.71

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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.