Finding the Fourth Proportional to 73,715.63, 101,727.63 and 40,181.63
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Solution
The fourth proportional to 73,715.63, 101,727.63 and 40,181.63 is: 55,450.68
Step by Step Solution
- Step 1: Write the proportion equation
73,715.63 : 101,727.63 = 40,181.63 : x - Step 2: Convert to fraction form
73,715.63/101,727.63 = 40,181.63/x - Step 3: Cross multiply
73,715.63x = 101,727.63 × 40,181.63 - Step 4: Simplify right side
73,715.63x = 4,087,581,480.80 - Step 5: Solve for x
x = 4,087,581,480.80/73,715.63 - Step 6: Final answer
x = 55,450.68
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.