Finding the Fourth Proportional to 181,825.62, 250,996.77 and 122,244.18
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Solution
The fourth proportional to 181,825.62, 250,996.77 and 122,244.18 is: 168,749.02
Step by Step Solution
- Step 1: Write the proportion equation
181,825.62 : 250,996.77 = 122,244.18 : x - Step 2: Convert to fraction form
181,825.62/250,996.77 = 122,244.18/x - Step 3: Cross multiply
181,825.62x = 250,996.77 × 122,244.18 - Step 4: Simplify right side
181,825.62x = 30,682,894,331.30 - Step 5: Solve for x
x = 30,682,894,331.30/181,825.62 - Step 6: Final answer
x = 168,749.02
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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.