Finding the Fourth Proportional to 146,537.28, 202,232.31 and 82,012.98
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Solution
The fourth proportional to 146,537.28, 202,232.31 and 82,012.98 is: 113,183.99
Step by Step Solution
- Step 1: Write the proportion equation
146,537.28 : 202,232.31 = 82,012.98 : x - Step 2: Convert to fraction form
146,537.28/202,232.31 = 82,012.98/x - Step 3: Cross multiply
146,537.28x = 202,232.31 × 82,012.98 - Step 4: Simplify right side
146,537.28x = 16,585,674,395.38 - Step 5: Solve for x
x = 16,585,674,395.38/146,537.28 - Step 6: Final answer
x = 113,183.99
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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.