Finding the Fourth Proportional to 234,146.74, 323,123.30 and 126,716.74
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Solution
The fourth proportional to 234,146.74, 323,123.30 and 126,716.74 is: 174,869.53
Step by Step Solution
- Step 1: Write the proportion equation
234,146.74 : 323,123.30 = 126,716.74 : x - Step 2: Convert to fraction form
234,146.74/323,123.30 = 126,716.74/x - Step 3: Cross multiply
234,146.74x = 323,123.30 × 126,716.74 - Step 4: Simplify right side
234,146.74x = 40,945,131,194.04 - Step 5: Solve for x
x = 40,945,131,194.04/234,146.74 - Step 6: Final answer
x = 174,869.53
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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.