Finding the Fourth Proportional to 182,921.94, 252,382.74 and 125,578.80
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Solution
The fourth proportional to 182,921.94, 252,382.74 and 125,578.80 is: 173,264.74
Step by Step Solution
- Step 1: Write the proportion equation
182,921.94 : 252,382.74 = 125,578.80 : x - Step 2: Convert to fraction form
182,921.94/252,382.74 = 125,578.80/x - Step 3: Cross multiply
182,921.94x = 252,382.74 × 125,578.80 - Step 4: Simplify right side
182,921.94x = 31,693,921,629.91 - Step 5: Solve for x
x = 31,693,921,629.91/182,921.94 - Step 6: Final answer
x = 173,264.74
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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.