Finding the Fourth Proportional to 146,932.09, 202,752.11 and 82,403.96
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Solution
The fourth proportional to 146,932.09, 202,752.11 and 82,403.96 is: 113,709.51
Step by Step Solution
- Step 1: Write the proportion equation
146,932.09 : 202,752.11 = 82,403.96 : x - Step 2: Convert to fraction form
146,932.09/202,752.11 = 82,403.96/x - Step 3: Cross multiply
146,932.09x = 202,752.11 × 82,403.96 - Step 4: Simplify right side
146,932.09x = 16,707,575,954.60 - Step 5: Solve for x
x = 16,707,575,954.60/146,932.09 - Step 6: Final answer
x = 113,709.51
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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.