Finding the Fourth Proportional to 107,306.97, 160,851.10 and 48,126.75
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Solution
The fourth proportional to 107,306.97, 160,851.10 and 48,126.75 is: 72,141.08
Step by Step Solution
- Step 1: Write the proportion equation
107,306.97 : 160,851.10 = 48,126.75 : x - Step 2: Convert to fraction form
107,306.97/160,851.10 = 48,126.75/x - Step 3: Cross multiply
107,306.97x = 160,851.10 × 48,126.75 - Step 4: Simplify right side
107,306.97x = 7,741,240,676.93 - Step 5: Solve for x
x = 7,741,240,676.93/107,306.97 - Step 6: Final answer
x = 72,141.08
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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.