Finding the Fourth Proportional to 164.06, 245.86 and 123.44
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Solution
The fourth proportional to 164.06, 245.86 and 123.44 is: 184.99
Step by Step Solution
- Step 1: Write the proportion equation
164.06 : 245.86 = 123.44 : x - Step 2: Convert to fraction form
164.06/245.86 = 123.44/x - Step 3: Cross multiply
164.06x = 245.86 × 123.44 - Step 4: Simplify right side
164.06x = 30,348.96 - Step 5: Solve for x
x = 30,348.96/164.06 - Step 6: Final answer
x = 184.99
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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.