Finding the Fourth Proportional to 234,146.36, 323,122.80 and 126,716.36
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Solution
The fourth proportional to 234,146.36, 323,122.80 and 126,716.36 is: 174,869.02
Step by Step Solution
- Step 1: Write the proportion equation
234,146.36 : 323,122.80 = 126,716.36 : x - Step 2: Convert to fraction form
234,146.36/323,122.80 = 126,716.36/x - Step 3: Cross multiply
234,146.36x = 323,122.80 × 126,716.36 - Step 4: Simplify right side
234,146.36x = 40,944,945,049.01 - Step 5: Solve for x
x = 40,944,945,049.01/234,146.36 - Step 6: Final answer
x = 174,869.02
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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.