Finding the Fourth Proportional to 181,650.36, 272,472.36 and 81,739.84
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Solution
The fourth proportional to 181,650.36, 272,472.36 and 81,739.84 is: 122,608.33
Step by Step Solution
- Step 1: Write the proportion equation
181,650.36 : 272,472.36 = 81,739.84 : x - Step 2: Convert to fraction form
181,650.36/272,472.36 = 81,739.84/x - Step 3: Cross multiply
181,650.36x = 272,472.36 × 81,739.84 - Step 4: Simplify right side
181,650.36x = 22,271,847,110.82 - Step 5: Solve for x
x = 22,271,847,110.82/181,650.36 - Step 6: Final answer
x = 122,608.33
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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.