Finding the Fourth Proportional to 80,013.08, 110,416.46 and 44,202.75
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Solution
The fourth proportional to 80,013.08, 110,416.46 and 44,202.75 is: 60,998.92
Step by Step Solution
- Step 1: Write the proportion equation
80,013.08 : 110,416.46 = 44,202.75 : x - Step 2: Convert to fraction form
80,013.08/110,416.46 = 44,202.75/x - Step 3: Cross multiply
80,013.08x = 110,416.46 × 44,202.75 - Step 4: Simplify right side
80,013.08x = 4,880,710,956.25 - Step 5: Solve for x
x = 4,880,710,956.25/80,013.08 - Step 6: Final answer
x = 60,998.92
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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.