Finding the Fourth Proportional to 274,193.51, 411,137.44 and 84,600.05
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Solution
The fourth proportional to 274,193.51, 411,137.44 and 84,600.05 is: 126,852.92
Step by Step Solution
- Step 1: Write the proportion equation
274,193.51 : 411,137.44 = 84,600.05 : x - Step 2: Convert to fraction form
274,193.51/411,137.44 = 84,600.05/x - Step 3: Cross multiply
274,193.51x = 411,137.44 × 84,600.05 - Step 4: Simplify right side
274,193.51x = 34,782,245,713.68 - Step 5: Solve for x
x = 34,782,245,713.68/274,193.51 - Step 6: Final answer
x = 126,852.92
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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.