Finding the Fourth Proportional to 170,674.75, 235,529.49 and 94,194.55
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Solution
The fourth proportional to 170,674.75, 235,529.49 and 94,194.55 is: 129,987.56
Step by Step Solution
- Step 1: Write the proportion equation
170,674.75 : 235,529.49 = 94,194.55 : x - Step 2: Convert to fraction form
170,674.75/235,529.49 = 94,194.55/x - Step 3: Cross multiply
170,674.75x = 235,529.49 × 94,194.55 - Step 4: Simplify right side
170,674.75x = 22,185,594,322.28 - Step 5: Solve for x
x = 22,185,594,322.28/170,674.75 - Step 6: Final answer
x = 129,987.56
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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.