Finding the Fourth Proportional to 173,170.08, 259,755.12 and 141,677.28
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Solution
The fourth proportional to 173,170.08, 259,755.12 and 141,677.28 is: 212,515.92
Step by Step Solution
- Step 1: Write the proportion equation
173,170.08 : 259,755.12 = 141,677.28 : x - Step 2: Convert to fraction form
173,170.08/259,755.12 = 141,677.28/x - Step 3: Cross multiply
173,170.08x = 259,755.12 × 141,677.28 - Step 4: Simplify right side
173,170.08x = 36,801,398,867.67 - Step 5: Solve for x
x = 36,801,398,867.67/173,170.08 - Step 6: Final answer
x = 212,515.92
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.