Finding the Fourth Proportional to 125,755.97, 173,539.77 and 69,167.39
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Solution
The fourth proportional to 125,755.97, 173,539.77 and 69,167.39 is: 95,449.09
Step by Step Solution
- Step 1: Write the proportion equation
125,755.97 : 173,539.77 = 69,167.39 : x - Step 2: Convert to fraction form
125,755.97/173,539.77 = 69,167.39/x - Step 3: Cross multiply
125,755.97x = 173,539.77 × 69,167.39 - Step 4: Simplify right side
125,755.97x = 12,003,292,952.10 - Step 5: Solve for x
x = 12,003,292,952.10/125,755.97 - Step 6: Final answer
x = 95,449.09
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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.