Finding the Fourth Proportional to 146,201.91, 201,747.38 and 82,545.99
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Solution
The fourth proportional to 146,201.91, 201,747.38 and 82,545.99 is: 113,907.11
Step by Step Solution
- Step 1: Write the proportion equation
146,201.91 : 201,747.38 = 82,545.99 : x - Step 2: Convert to fraction form
146,201.91/201,747.38 = 82,545.99/x - Step 3: Cross multiply
146,201.91x = 201,747.38 × 82,545.99 - Step 4: Simplify right side
146,201.91x = 16,653,436,799.28 - Step 5: Solve for x
x = 16,653,436,799.28/146,201.91 - Step 6: Final answer
x = 113,907.11
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.