Finding the Fourth Proportional to 161,197.26, 222,450.62 and 89,575.79
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Solution
The fourth proportional to 161,197.26, 222,450.62 and 89,575.79 is: 123,613.69
Step by Step Solution
- Step 1: Write the proportion equation
161,197.26 : 222,450.62 = 89,575.79 : x - Step 2: Convert to fraction form
161,197.26/222,450.62 = 89,575.79/x - Step 3: Cross multiply
161,197.26x = 222,450.62 × 89,575.79 - Step 4: Simplify right side
161,197.26x = 19,926,188,462.36 - Step 5: Solve for x
x = 19,926,188,462.36/161,197.26 - Step 6: Final answer
x = 123,613.69
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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.