Finding the Fourth Proportional to 88,481.21, 122,104.25 and 48,194.85
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Solution
The fourth proportional to 88,481.21, 122,104.25 and 48,194.85 is: 66,508.99
Step by Step Solution
- Step 1: Write the proportion equation
88,481.21 : 122,104.25 = 48,194.85 : x - Step 2: Convert to fraction form
88,481.21/122,104.25 = 48,194.85/x - Step 3: Cross multiply
88,481.21x = 122,104.25 × 48,194.85 - Step 4: Simplify right side
88,481.21x = 5,884,795,772.14 - Step 5: Solve for x
x = 5,884,795,772.14/88,481.21 - Step 6: Final answer
x = 66,508.99
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1.5x scale
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.