Finding the Fourth Proportional to 192,170.12, 288,261.66 and 51,929.96
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Solution
The fourth proportional to 192,170.12, 288,261.66 and 51,929.96 is: 77,896.69
Step by Step Solution
- Step 1: Write the proportion equation
192,170.12 : 288,261.66 = 51,929.96 : x - Step 2: Convert to fraction form
192,170.12/288,261.66 = 51,929.96/x - Step 3: Cross multiply
192,170.12x = 288,261.66 × 51,929.96 - Step 4: Simplify right side
192,170.12x = 14,969,416,473.33 - Step 5: Solve for x
x = 14,969,416,473.33/192,170.12 - Step 6: Final answer
x = 77,896.69
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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.