Finding the Fourth Proportional to 177,640.30, 266,114.85 and 107,310.70
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Solution
The fourth proportional to 177,640.30, 266,114.85 and 107,310.70 is: 160,757.28
Step by Step Solution
- Step 1: Write the proportion equation
177,640.30 : 266,114.85 = 107,310.70 : x - Step 2: Convert to fraction form
177,640.30/266,114.85 = 107,310.70/x - Step 3: Cross multiply
177,640.30x = 266,114.85 × 107,310.70 - Step 4: Simplify right side
177,640.30x = 28,556,970,833.90 - Step 5: Solve for x
x = 28,556,970,833.90/177,640.30 - Step 6: Final answer
x = 160,757.28
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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.