Finding the Fourth Proportional to 73,452.10, 110,311.80 and 64,266.70
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Solution
The fourth proportional to 73,452.10, 110,311.80 and 64,266.70 is: 96,516.99
Step by Step Solution
- Step 1: Write the proportion equation
73,452.10 : 110,311.80 = 64,266.70 : x - Step 2: Convert to fraction form
73,452.10/110,311.80 = 64,266.70/x - Step 3: Cross multiply
73,452.10x = 110,311.80 × 64,266.70 - Step 4: Simplify right side
73,452.10x = 7,089,375,357.06 - Step 5: Solve for x
x = 7,089,375,357.06/73,452.10 - Step 6: Final answer
x = 96,516.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.