Finding the Fourth Proportional to 226,861.02, 313,174.49 and 131,349.26
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Solution
The fourth proportional to 226,861.02, 313,174.49 and 131,349.26 is: 181,323.51
Step by Step Solution
- Step 1: Write the proportion equation
226,861.02 : 313,174.49 = 131,349.26 : x - Step 2: Convert to fraction form
226,861.02/313,174.49 = 131,349.26/x - Step 3: Cross multiply
226,861.02x = 313,174.49 × 131,349.26 - Step 4: Simplify right side
226,861.02x = 41,135,237,512.38 - Step 5: Solve for x
x = 41,135,237,512.38/226,861.02 - Step 6: Final answer
x = 181,323.51
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1.5x scale
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.