Finding the Fourth Proportional to 107,053.44, 160,578.72 and 33,181.44
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Solution
The fourth proportional to 107,053.44, 160,578.72 and 33,181.44 is: 49,771.71
Step by Step Solution
- Step 1: Write the proportion equation
107,053.44 : 160,578.72 = 33,181.44 : x - Step 2: Convert to fraction form
107,053.44/160,578.72 = 33,181.44/x - Step 3: Cross multiply
107,053.44x = 160,578.72 × 33,181.44 - Step 4: Simplify right side
107,053.44x = 5,328,233,162.96 - Step 5: Solve for x
x = 5,328,233,162.96/107,053.44 - Step 6: Final answer
x = 49,771.71
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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.