Finding the Fourth Proportional to 202,394.30, 303,775.05 and 102,623.90
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Solution
The fourth proportional to 202,394.30, 303,775.05 and 102,623.90 is: 154,028.94
Step by Step Solution
- Step 1: Write the proportion equation
202,394.30 : 303,775.05 = 102,623.90 : x - Step 2: Convert to fraction form
202,394.30/303,775.05 = 102,623.90/x - Step 3: Cross multiply
202,394.30x = 303,775.05 × 102,623.90 - Step 4: Simplify right side
202,394.30x = 31,174,580,353.70 - Step 5: Solve for x
x = 31,174,580,353.70/202,394.30 - Step 6: Final answer
x = 154,028.94
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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.