Finding the Fourth Proportional to 80,186.18, 110,660.40 and 44,376.20
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Solution
The fourth proportional to 80,186.18, 110,660.40 and 44,376.20 is: 61,241.08
Step by Step Solution
- Step 1: Write the proportion equation
80,186.18 : 110,660.40 = 44,376.20 : x - Step 2: Convert to fraction form
80,186.18/110,660.40 = 44,376.20/x - Step 3: Cross multiply
80,186.18x = 110,660.40 × 44,376.20 - Step 4: Simplify right side
80,186.18x = 4,910,687,904.15 - Step 5: Solve for x
x = 4,910,687,904.15/80,186.18 - Step 6: Final answer
x = 61,241.08
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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.