Finding the Fourth Proportional to 202,124.38, 303,218.70 and 67,193.23
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Solution
The fourth proportional to 202,124.38, 303,218.70 and 67,193.23 is: 100,800.53
Step by Step Solution
- Step 1: Write the proportion equation
202,124.38 : 303,218.70 = 67,193.23 : x - Step 2: Convert to fraction form
202,124.38/303,218.70 = 67,193.23/x - Step 3: Cross multiply
202,124.38x = 303,218.70 × 67,193.23 - Step 4: Simplify right side
202,124.38x = 20,374,243,849.40 - Step 5: Solve for x
x = 20,374,243,849.40/202,124.38 - Step 6: Final answer
x = 100,800.53
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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.