Finding the Fourth Proportional to 73,803.96, 110,640.12 and 27,045.84
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Solution
The fourth proportional to 73,803.96, 110,640.12 and 27,045.84 is: 40,544.64
Step by Step Solution
- Step 1: Write the proportion equation
73,803.96 : 110,640.12 = 27,045.84 : x - Step 2: Convert to fraction form
73,803.96/110,640.12 = 27,045.84/x - Step 3: Cross multiply
73,803.96x = 110,640.12 × 27,045.84 - Step 4: Simplify right side
73,803.96x = 2,992,354,983.10 - Step 5: Solve for x
x = 2,992,354,983.10/73,803.96 - Step 6: Final answer
x = 40,544.64
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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.