Finding the Fourth Proportional to 94,430.94, 141,734.25 and 47,716.62
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Solution
The fourth proportional to 94,430.94, 141,734.25 and 47,716.62 is: 71,619.32
Step by Step Solution
- Step 1: Write the proportion equation
94,430.94 : 141,734.25 = 47,716.62 : x - Step 2: Convert to fraction form
94,430.94/141,734.25 = 47,716.62/x - Step 3: Cross multiply
94,430.94x = 141,734.25 × 47,716.62 - Step 4: Simplify right side
94,430.94x = 6,763,079,348.24 - Step 5: Solve for x
x = 6,763,079,348.24/94,430.94 - Step 6: Final answer
x = 71,619.32
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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.