Finding the Fourth Proportional to 69,771.36, 104,582.50 and 32,287.80
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Solution
The fourth proportional to 69,771.36, 104,582.50 and 32,287.80 is: 48,397.21
Step by Step Solution
- Step 1: Write the proportion equation
69,771.36 : 104,582.50 = 32,287.80 : x - Step 2: Convert to fraction form
69,771.36/104,582.50 = 32,287.80/x - Step 3: Cross multiply
69,771.36x = 104,582.50 × 32,287.80 - Step 4: Simplify right side
69,771.36x = 3,376,738,843.50 - Step 5: Solve for x
x = 3,376,738,843.50/69,771.36 - Step 6: Final answer
x = 48,397.21
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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.