Finding the Fourth Proportional to 94,203.26, 141,274.70 and 31,008.68
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Solution
The fourth proportional to 94,203.26, 141,274.70 and 31,008.68 is: 46,503.08
Step by Step Solution
- Step 1: Write the proportion equation
94,203.26 : 141,274.70 = 31,008.68 : x - Step 2: Convert to fraction form
94,203.26/141,274.70 = 31,008.68/x - Step 3: Cross multiply
94,203.26x = 141,274.70 × 31,008.68 - Step 4: Simplify right side
94,203.26x = 4,380,741,102.98 - Step 5: Solve for x
x = 4,380,741,102.98/94,203.26 - Step 6: Final answer
x = 46,503.08
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.