Finding the Fourth Proportional to 193,879.26, 290,865.30 and 93,922.68
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Solution
The fourth proportional to 193,879.26, 290,865.30 and 93,922.68 is: 140,906.50
Step by Step Solution
- Step 1: Write the proportion equation
193,879.26 : 290,865.30 = 93,922.68 : x - Step 2: Convert to fraction form
193,879.26/290,865.30 = 93,922.68/x - Step 3: Cross multiply
193,879.26x = 290,865.30 × 93,922.68 - Step 4: Simplify right side
193,879.26x = 27,318,848,495.00 - Step 5: Solve for x
x = 27,318,848,495.00/193,879.26 - Step 6: Final answer
x = 140,906.50
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1.5x scale
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.