Finding the Fourth Proportional to 67,224.68, 100,778.68 and 33,916.68
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Solution
The fourth proportional to 67,224.68, 100,778.68 and 33,916.68 is: 50,845.59
Step by Step Solution
- Step 1: Write the proportion equation
67,224.68 : 100,778.68 = 33,916.68 : x - Step 2: Convert to fraction form
67,224.68/100,778.68 = 33,916.68/x - Step 3: Cross multiply
67,224.68x = 100,778.68 × 33,916.68 - Step 4: Simplify right side
67,224.68x = 3,418,078,240.38 - Step 5: Solve for x
x = 3,418,078,240.38/67,224.68 - Step 6: Final answer
x = 50,845.59
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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.