Finding the Fourth Proportional to 202,302.70, 303,324.45 and 84,021.10
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Solution
The fourth proportional to 202,302.70, 303,324.45 and 84,021.10 is: 125,977.82
Step by Step Solution
- Step 1: Write the proportion equation
202,302.70 : 303,324.45 = 84,021.10 : x - Step 2: Convert to fraction form
202,302.70/303,324.45 = 84,021.10/x - Step 3: Cross multiply
202,302.70x = 303,324.45 × 84,021.10 - Step 4: Simplify right side
202,302.70x = 25,485,653,945.90 - Step 5: Solve for x
x = 25,485,653,945.90/202,302.70 - Step 6: Final answer
x = 125,977.82
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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.