Finding the Fourth Proportional to 73,382.68, 101,235.50 and 47,883.18
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Solution
The fourth proportional to 73,382.68, 101,235.50 and 47,883.18 is: 66,057.52
Step by Step Solution
- Step 1: Write the proportion equation
73,382.68 : 101,235.50 = 47,883.18 : x - Step 2: Convert to fraction form
73,382.68/101,235.50 = 47,883.18/x - Step 3: Cross multiply
73,382.68x = 101,235.50 × 47,883.18 - Step 4: Simplify right side
73,382.68x = 4,847,477,668.89 - Step 5: Solve for x
x = 4,847,477,668.89/73,382.68 - Step 6: Final answer
x = 66,057.52
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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.