Finding the Fourth Proportional to 227,034.68, 313,307.76 and 131,596.68
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Solution
The fourth proportional to 227,034.68, 313,307.76 and 131,596.68 is: 181,603.36
Step by Step Solution
- Step 1: Write the proportion equation
227,034.68 : 313,307.76 = 131,596.68 : x - Step 2: Convert to fraction form
227,034.68/313,307.76 = 131,596.68/x - Step 3: Cross multiply
227,034.68x = 313,307.76 × 131,596.68 - Step 4: Simplify right side
227,034.68x = 41,230,261,034.24 - Step 5: Solve for x
x = 41,230,261,034.24/227,034.68 - Step 6: Final answer
x = 181,603.36
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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.