Finding the Fourth Proportional to 161,344.44, 222,660.77 and 88,750.49
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Solution
The fourth proportional to 161,344.44, 222,660.77 and 88,750.49 is: 122,478.66
Step by Step Solution
- Step 1: Write the proportion equation
161,344.44 : 222,660.77 = 88,750.49 : x - Step 2: Convert to fraction form
161,344.44/222,660.77 = 88,750.49/x - Step 3: Cross multiply
161,344.44x = 222,660.77 × 88,750.49 - Step 4: Simplify right side
161,344.44x = 19,761,250,884.22 - Step 5: Solve for x
x = 19,761,250,884.22/161,344.44 - Step 6: Final answer
x = 122,478.66
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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.