Finding the Fourth Proportional to 166,331.18, 229,536.99 and 89,850.26
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Solution
The fourth proportional to 166,331.18, 229,536.99 and 89,850.26 is: 123,993.34
Step by Step Solution
- Step 1: Write the proportion equation
166,331.18 : 229,536.99 = 89,850.26 : x - Step 2: Convert to fraction form
166,331.18/229,536.99 = 89,850.26/x - Step 3: Cross multiply
166,331.18x = 229,536.99 × 89,850.26 - Step 4: Simplify right side
166,331.18x = 20,623,958,231.12 - Step 5: Solve for x
x = 20,623,958,231.12/166,331.18 - Step 6: Final answer
x = 123,993.34
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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.