Finding the Fourth Proportional to 169,755.62, 253,388.69 and 149,829.62
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Solution
The fourth proportional to 169,755.62, 253,388.69 and 149,829.62 is: 223,645.80
Step by Step Solution
- Step 1: Write the proportion equation
169,755.62 : 253,388.69 = 149,829.62 : x - Step 2: Convert to fraction form
169,755.62/253,388.69 = 149,829.62/x - Step 3: Cross multiply
169,755.62x = 253,388.69 × 149,829.62 - Step 4: Simplify right side
169,755.62x = 37,965,129,680.77 - Step 5: Solve for x
x = 37,965,129,680.77/169,755.62 - Step 6: Final answer
x = 223,645.80
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.