Finding the Fourth Proportional to 226,579.09, 339,129.38 and 166,591.66
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Solution
The fourth proportional to 226,579.09, 339,129.38 and 166,591.66 is: 249,343.95
Step by Step Solution
- Step 1: Write the proportion equation
226,579.09 : 339,129.38 = 166,591.66 : x - Step 2: Convert to fraction form
226,579.09/339,129.38 = 166,591.66/x - Step 3: Cross multiply
226,579.09x = 339,129.38 × 166,591.66 - Step 4: Simplify right side
226,579.09x = 56,496,127,008.55 - Step 5: Solve for x
x = 56,496,127,008.55/226,579.09 - Step 6: Final answer
x = 249,343.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.