Finding the Fourth Proportional to 74,596.31, 102,942.91 and 41,062.31
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Solution
The fourth proportional to 74,596.31, 102,942.91 and 41,062.31 is: 56,665.99
Step by Step Solution
- Step 1: Write the proportion equation
74,596.31 : 102,942.91 = 41,062.31 : x - Step 2: Convert to fraction form
74,596.31/102,942.91 = 41,062.31/x - Step 3: Cross multiply
74,596.31x = 102,942.91 × 41,062.31 - Step 4: Simplify right side
74,596.31x = 4,227,073,991.41 - Step 5: Solve for x
x = 4,227,073,991.41/74,596.31 - Step 6: Final answer
x = 56,665.99
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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.