Finding the Fourth Proportional to 235,126.62, 324,474.66 and 127,696.68
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Solution
The fourth proportional to 235,126.62, 324,474.66 and 127,696.68 is: 176,221.38
Step by Step Solution
- Step 1: Write the proportion equation
235,126.62 : 324,474.66 = 127,696.68 : x - Step 2: Convert to fraction form
235,126.62/324,474.66 = 127,696.68/x - Step 3: Cross multiply
235,126.62x = 324,474.66 × 127,696.68 - Step 4: Simplify right side
235,126.62x = 41,434,336,826.13 - Step 5: Solve for x
x = 41,434,336,826.13/235,126.62 - Step 6: Final answer
x = 176,221.38
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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.