Finding the Fourth Proportional to 146,545.44, 202,231.36 and 82,895.68
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Solution
The fourth proportional to 146,545.44, 202,231.36 and 82,895.68 is: 114,395.28
Step by Step Solution
- Step 1: Write the proportion equation
146,545.44 : 202,231.36 = 82,895.68 : x - Step 2: Convert to fraction form
146,545.44/202,231.36 = 82,895.68/x - Step 3: Cross multiply
146,545.44x = 202,231.36 × 82,895.68 - Step 4: Simplify right side
146,545.44x = 16,764,106,104.52 - Step 5: Solve for x
x = 16,764,106,104.52/146,545.44 - Step 6: Final answer
x = 114,395.28
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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.