Finding the Fourth Proportional to 151,120.22, 226,672.13 and 45,930.99
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Solution
The fourth proportional to 151,120.22, 226,672.13 and 45,930.99 is: 68,893.99
Step by Step Solution
- Step 1: Write the proportion equation
151,120.22 : 226,672.13 = 45,930.99 : x - Step 2: Convert to fraction form
151,120.22/226,672.13 = 45,930.99/x - Step 3: Cross multiply
151,120.22x = 226,672.13 × 45,930.99 - Step 4: Simplify right side
151,120.22x = 10,411,275,336.31 - Step 5: Solve for x
x = 10,411,275,336.31/151,120.22 - Step 6: Final answer
x = 68,893.99
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1.5x scale
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.