Finding the Fourth Proportional to 107,175.93, 160,763.97 and 27,219.89
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Solution
The fourth proportional to 107,175.93, 160,763.97 and 27,219.89 is: 40,829.85
Step by Step Solution
- Step 1: Write the proportion equation
107,175.93 : 160,763.97 = 27,219.89 : x - Step 2: Convert to fraction form
107,175.93/160,763.97 = 27,219.89/x - Step 3: Cross multiply
107,175.93x = 160,763.97 × 27,219.89 - Step 4: Simplify right side
107,175.93x = 4,375,976,775.54 - Step 5: Solve for x
x = 4,375,976,775.54/107,175.93 - Step 6: Final answer
x = 40,829.85
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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.