Finding the Fourth Proportional to 202,669.68, 303,995.88 and 67,738.80
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Solution
The fourth proportional to 202,669.68, 303,995.88 and 67,738.80 is: 101,605.31
Step by Step Solution
- Step 1: Write the proportion equation
202,669.68 : 303,995.88 = 67,738.80 : x - Step 2: Convert to fraction form
202,669.68/303,995.88 = 67,738.80/x - Step 3: Cross multiply
202,669.68x = 303,995.88 × 67,738.80 - Step 4: Simplify right side
202,669.68x = 20,592,316,116.14 - Step 5: Solve for x
x = 20,592,316,116.14/202,669.68 - Step 6: Final answer
x = 101,605.31
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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.