Finding the Fourth Proportional to 67,939.92, 101,777.28 and 44,495.28
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Solution
The fourth proportional to 67,939.92, 101,777.28 and 44,495.28 is: 66,656.08
Step by Step Solution
- Step 1: Write the proportion equation
67,939.92 : 101,777.28 = 44,495.28 : x - Step 2: Convert to fraction form
67,939.92/101,777.28 = 44,495.28/x - Step 3: Cross multiply
67,939.92x = 101,777.28 × 44,495.28 - Step 4: Simplify right side
67,939.92x = 4,528,608,571.24 - Step 5: Solve for x
x = 4,528,608,571.24/67,939.92 - Step 6: Final answer
x = 66,656.08
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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.