Finding the Fourth Proportional to 69,382.22, 104,114.84 and 29,939.32
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Solution
The fourth proportional to 69,382.22, 104,114.84 and 29,939.32 is: 44,926.90
Step by Step Solution
- Step 1: Write the proportion equation
69,382.22 : 104,114.84 = 29,939.32 : x - Step 2: Convert to fraction form
69,382.22/104,114.84 = 29,939.32/x - Step 3: Cross multiply
69,382.22x = 104,114.84 × 29,939.32 - Step 4: Simplify right side
69,382.22x = 3,117,127,491.96 - Step 5: Solve for x
x = 3,117,127,491.96/69,382.22 - Step 6: Final answer
x = 44,926.90
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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.