Finding the Fourth Proportional to 167,739.48, 251,512.74 and 100,338.84
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Solution
The fourth proportional to 167,739.48, 251,512.74 and 100,338.84 is: 150,450.55
Step by Step Solution
- Step 1: Write the proportion equation
167,739.48 : 251,512.74 = 100,338.84 : x - Step 2: Convert to fraction form
167,739.48/251,512.74 = 100,338.84/x - Step 3: Cross multiply
167,739.48x = 251,512.74 × 100,338.84 - Step 4: Simplify right side
167,739.48x = 25,236,496,576.82 - Step 5: Solve for x
x = 25,236,496,576.82/167,739.48 - Step 6: Final answer
x = 150,450.55
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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.