Finding the Fourth Proportional to 202,711.74, 303,938.82 and 177,801.81
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Solution
The fourth proportional to 202,711.74, 303,938.82 and 177,801.81 is: 266,589.75
Step by Step Solution
- Step 1: Write the proportion equation
202,711.74 : 303,938.82 = 177,801.81 : x - Step 2: Convert to fraction form
202,711.74/303,938.82 = 177,801.81/x - Step 3: Cross multiply
202,711.74x = 303,938.82 × 177,801.81 - Step 4: Simplify right side
202,711.74x = 54,040,872,325.26 - Step 5: Solve for x
x = 54,040,872,325.26/202,711.74 - Step 6: Final answer
x = 266,589.75
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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.