Finding the Fourth Proportional to 238,183.09, 328,680.59 and 141,391.08
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Solution
The fourth proportional to 238,183.09, 328,680.59 and 141,391.08 is: 195,112.52
Step by Step Solution
- Step 1: Write the proportion equation
238,183.09 : 328,680.59 = 141,391.08 : x - Step 2: Convert to fraction form
238,183.09/328,680.59 = 141,391.08/x - Step 3: Cross multiply
238,183.09x = 328,680.59 × 141,391.08 - Step 4: Simplify right side
238,183.09x = 46,472,501,244.78 - Step 5: Solve for x
x = 46,472,501,244.78/238,183.09 - Step 6: Final answer
x = 195,112.52
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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.