Finding the Fourth Proportional to 190,224.20, 285,383.68 and 57,106.91
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Solution
The fourth proportional to 190,224.20, 285,383.68 and 57,106.91 is: 85,674.59
Step by Step Solution
- Step 1: Write the proportion equation
190,224.20 : 285,383.68 = 57,106.91 : x - Step 2: Convert to fraction form
190,224.20/285,383.68 = 57,106.91/x - Step 3: Cross multiply
190,224.20x = 285,383.68 × 57,106.91 - Step 4: Simplify right side
190,224.20x = 16,297,380,129.23 - Step 5: Solve for x
x = 16,297,380,129.23/190,224.20 - Step 6: Final answer
x = 85,674.59
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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.