Finding the Fourth Proportional to 263,809.22, 395,710.92 and 64,129.80
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Solution
The fourth proportional to 263,809.22, 395,710.92 and 64,129.80 is: 96,193.99
Step by Step Solution
- Step 1: Write the proportion equation
263,809.22 : 395,710.92 = 64,129.80 : x - Step 2: Convert to fraction form
263,809.22/395,710.92 = 64,129.80/x - Step 3: Cross multiply
263,809.22x = 395,710.92 × 64,129.80 - Step 4: Simplify right side
263,809.22x = 25,376,861,836.77 - Step 5: Solve for x
x = 25,376,861,836.77/263,809.22 - Step 6: Final answer
x = 96,193.99
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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.