Finding the Fourth Proportional to 80,247.92, 110,741.18 and 44,439.98
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Solution
The fourth proportional to 80,247.92, 110,741.18 and 44,439.98 is: 61,326.64
Step by Step Solution
- Step 1: Write the proportion equation
80,247.92 : 110,741.18 = 44,439.98 : x - Step 2: Convert to fraction form
80,247.92/110,741.18 = 44,439.98/x - Step 3: Cross multiply
80,247.92x = 110,741.18 × 44,439.98 - Step 4: Simplify right side
80,247.92x = 4,921,335,048.47 - Step 5: Solve for x
x = 4,921,335,048.47/80,247.92 - Step 6: Final answer
x = 61,326.64
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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.