Finding the Fourth Proportional to 202,167.10, 303,469.35 and 127,371.70
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Solution
The fourth proportional to 202,167.10, 303,469.35 and 127,371.70 is: 191,195.34
Step by Step Solution
- Step 1: Write the proportion equation
202,167.10 : 303,469.35 = 127,371.70 : x - Step 2: Convert to fraction form
202,167.10/303,469.35 = 127,371.70/x - Step 3: Cross multiply
202,167.10x = 303,469.35 × 127,371.70 - Step 4: Simplify right side
202,167.10x = 38,653,407,007.40 - Step 5: Solve for x
x = 38,653,407,007.40/202,167.10 - Step 6: Final answer
x = 191,195.34
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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.