Finding the Fourth Proportional to 182,043.75, 251,328.14 and 161,844.84
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Solution
The fourth proportional to 182,043.75, 251,328.14 and 161,844.84 is: 223,441.69
Step by Step Solution
- Step 1: Write the proportion equation
182,043.75 : 251,328.14 = 161,844.84 : x - Step 2: Convert to fraction form
182,043.75/251,328.14 = 161,844.84/x - Step 3: Cross multiply
182,043.75x = 251,328.14 × 161,844.84 - Step 4: Simplify right side
182,043.75x = 40,676,161,349.16 - Step 5: Solve for x
x = 40,676,161,349.16/182,043.75 - Step 6: Final answer
x = 223,441.69
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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.