Finding the Fourth Proportional to 214,018.41, 295,354.98 and 117,229.08
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Solution
The fourth proportional to 214,018.41, 295,354.98 and 117,229.08 is: 161,781.37
Step by Step Solution
- Step 1: Write the proportion equation
214,018.41 : 295,354.98 = 117,229.08 : x - Step 2: Convert to fraction form
214,018.41/295,354.98 = 117,229.08/x - Step 3: Cross multiply
214,018.41x = 295,354.98 × 117,229.08 - Step 4: Simplify right side
214,018.41x = 34,624,192,578.82 - Step 5: Solve for x
x = 34,624,192,578.82/214,018.41 - Step 6: Final answer
x = 161,781.37
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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.