Finding the Fourth Proportional to 182,198.12, 272,914.44 and 115,603.96
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Solution
The fourth proportional to 182,198.12, 272,914.44 and 115,603.96 is: 173,163.09
Step by Step Solution
- Step 1: Write the proportion equation
182,198.12 : 272,914.44 = 115,603.96 : x - Step 2: Convert to fraction form
182,198.12/272,914.44 = 115,603.96/x - Step 3: Cross multiply
182,198.12x = 272,914.44 × 115,603.96 - Step 4: Simplify right side
182,198.12x = 31,549,990,005.18 - Step 5: Solve for x
x = 31,549,990,005.18/182,198.12 - Step 6: Final answer
x = 173,163.09
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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.