Finding the Fourth Proportional to 234,231.29, 323,236.49 and 126,798.96
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Solution
The fourth proportional to 234,231.29, 323,236.49 and 126,798.96 is: 174,981.11
Step by Step Solution
- Step 1: Write the proportion equation
234,231.29 : 323,236.49 = 126,798.96 : x - Step 2: Convert to fraction form
234,231.29/323,236.49 = 126,798.96/x - Step 3: Cross multiply
234,231.29x = 323,236.49 × 126,798.96 - Step 4: Simplify right side
234,231.29x = 40,986,050,766.05 - Step 5: Solve for x
x = 40,986,050,766.05/234,231.29 - Step 6: Final answer
x = 174,981.11
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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.