Finding the Fourth Proportional to 146,545.99, 202,244.34 and 82,021.69
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Solution
The fourth proportional to 146,545.99, 202,244.34 and 82,021.69 is: 113,196.02
Step by Step Solution
- Step 1: Write the proportion equation
146,545.99 : 202,244.34 = 82,021.69 : x - Step 2: Convert to fraction form
146,545.99/202,244.34 = 82,021.69/x - Step 3: Cross multiply
146,545.99x = 202,244.34 × 82,021.69 - Step 4: Simplify right side
146,545.99x = 16,588,422,559.73 - Step 5: Solve for x
x = 16,588,422,559.73/146,545.99 - Step 6: Final answer
x = 113,196.02
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1.5x scale
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.