Finding the Fourth Proportional to 80,227.64, 110,713.56 and 48,414.08
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Solution
The fourth proportional to 80,227.64, 110,713.56 and 48,414.08 is: 66,811.08
Step by Step Solution
- Step 1: Write the proportion equation
80,227.64 : 110,713.56 = 48,414.08 : x - Step 2: Convert to fraction form
80,227.64/110,713.56 = 48,414.08/x - Step 3: Cross multiply
80,227.64x = 110,713.56 × 48,414.08 - Step 4: Simplify right side
80,227.64x = 5,360,095,150.92 - Step 5: Solve for x
x = 5,360,095,150.92/80,227.64 - Step 6: Final answer
x = 66,811.08
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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.