Finding the Fourth Proportional to 80,013.24, 110,412.72 and 44,202.96
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Solution
The fourth proportional to 80,013.24, 110,412.72 and 44,202.96 is: 60,997.02
Step by Step Solution
- Step 1: Write the proportion equation
80,013.24 : 110,412.72 = 44,202.96 : x - Step 2: Convert to fraction form
80,013.24/110,412.72 = 44,202.96/x - Step 3: Cross multiply
80,013.24x = 110,412.72 × 44,202.96 - Step 4: Simplify right side
80,013.24x = 4,880,569,045.65 - Step 5: Solve for x
x = 4,880,569,045.65/80,013.24 - Step 6: Final answer
x = 60,997.02
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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.