Finding the Fourth Proportional to 164,669.49, 227,244.15 and 89,217.99
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Solution
The fourth proportional to 164,669.49, 227,244.15 and 89,217.99 is: 123,120.96
Step by Step Solution
- Step 1: Write the proportion equation
164,669.49 : 227,244.15 = 89,217.99 : x - Step 2: Convert to fraction form
164,669.49/227,244.15 = 89,217.99/x - Step 3: Cross multiply
164,669.49x = 227,244.15 × 89,217.99 - Step 4: Simplify right side
164,669.49x = 20,274,266,302.26 - Step 5: Solve for x
x = 20,274,266,302.26/164,669.49 - Step 6: Final answer
x = 123,120.96
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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.