Finding the Fourth Proportional to 234,845.65, 324,087.02 and 127,415.70
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Solution
The fourth proportional to 234,845.65, 324,087.02 and 127,415.70 is: 175,833.68
Step by Step Solution
- Step 1: Write the proportion equation
234,845.65 : 324,087.02 = 127,415.70 : x - Step 2: Convert to fraction form
234,845.65/324,087.02 = 127,415.70/x - Step 3: Cross multiply
234,845.65x = 324,087.02 × 127,415.70 - Step 4: Simplify right side
234,845.65x = 41,293,774,514.21 - Step 5: Solve for x
x = 41,293,774,514.21/234,845.65 - Step 6: Final answer
x = 175,833.68
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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.