Finding the Fourth Proportional to 202,220.21, 303,331.53 and 89,874.02
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Solution
The fourth proportional to 202,220.21, 303,331.53 and 89,874.02 is: 134,811.57
Step by Step Solution
- Step 1: Write the proportion equation
202,220.21 : 303,331.53 = 89,874.02 : x - Step 2: Convert to fraction form
202,220.21/303,331.53 = 89,874.02/x - Step 3: Cross multiply
202,220.21x = 303,331.53 × 89,874.02 - Step 4: Simplify right side
202,220.21x = 27,261,623,993.85 - Step 5: Solve for x
x = 27,261,623,993.85/202,220.21 - Step 6: Final answer
x = 134,811.57
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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.