Finding the Fourth Proportional to 125,410.26, 173,066.14 and 68,821.62
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Solution
The fourth proportional to 125,410.26, 173,066.14 and 68,821.62 is: 94,973.83
Step by Step Solution
- Step 1: Write the proportion equation
125,410.26 : 173,066.14 = 68,821.62 : x - Step 2: Convert to fraction form
125,410.26/173,066.14 = 68,821.62/x - Step 3: Cross multiply
125,410.26x = 173,066.14 × 68,821.62 - Step 4: Simplify right side
125,410.26x = 11,910,692,121.95 - Step 5: Solve for x
x = 11,910,692,121.95/125,410.26 - Step 6: Final answer
x = 94,973.83
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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.