Finding the Fourth Proportional to 235,062.36, 324,391.69 and 127,636.92
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Solution
The fourth proportional to 235,062.36, 324,391.69 and 127,636.92 is: 176,142.01
Step by Step Solution
- Step 1: Write the proportion equation
235,062.36 : 324,391.69 = 127,636.92 : x - Step 2: Convert to fraction form
235,062.36/324,391.69 = 127,636.92/x - Step 3: Cross multiply
235,062.36x = 324,391.69 × 127,636.92 - Step 4: Simplify right side
235,062.36x = 41,404,356,185.19 - Step 5: Solve for x
x = 41,404,356,185.19/235,062.36 - Step 6: Final answer
x = 176,142.01
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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.