Finding the Fourth Proportional to 222,328.22, 306,736.27 and 125,519.99
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Solution
The fourth proportional to 222,328.22, 306,736.27 and 125,519.99 is: 173,174.29
Step by Step Solution
- Step 1: Write the proportion equation
222,328.22 : 306,736.27 = 125,519.99 : x - Step 2: Convert to fraction form
222,328.22/306,736.27 = 125,519.99/x - Step 3: Cross multiply
222,328.22x = 306,736.27 × 125,519.99 - Step 4: Simplify right side
222,328.22x = 38,501,531,695.56 - Step 5: Solve for x
x = 38,501,531,695.56/222,328.22 - Step 6: Final answer
x = 173,174.29
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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.