Finding the Fourth Proportional to 166,566.09, 229,861.19 and 91,114.41
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Solution
The fourth proportional to 166,566.09, 229,861.19 and 91,114.41 is: 125,737.88
Step by Step Solution
- Step 1: Write the proportion equation
166,566.09 : 229,861.19 = 91,114.41 : x - Step 2: Convert to fraction form
166,566.09/229,861.19 = 91,114.41/x - Step 3: Cross multiply
166,566.09x = 229,861.19 × 91,114.41 - Step 4: Simplify right side
166,566.09x = 20,943,666,253.18 - Step 5: Solve for x
x = 20,943,666,253.18/166,566.09 - Step 6: Final answer
x = 125,737.88
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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.