Finding the Fourth Proportional to 164.96, 228 and 152
Calculator
Solution
The fourth proportional to 164.96, 228 and 152 is: 210.09
Step by Step Solution
- Step 1: Write the proportion equation
164.96 : 228 = 152 : x - Step 2: Convert to fraction form
164.96/228 = 152/x - Step 3: Cross multiply
164.96x = 228 × 152 - Step 4: Simplify right side
164.96x = 34,656 - Step 5: Solve for x
x = 34,656/164.96 - Step 6: Final answer
x = 210.09
Related Problems
Find fourth proportional to 82.48, 114 and 76
Half scale
Find fourth proportional to 329.92, 456 and 304
Double scale
Find fourth proportional to 165.96, 229.38 and 153
Similar ratio
Find fourth proportional to 247.44, 342 and 228
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.