Finding the Fourth Proportional to 112,361.68, 168,542.44 and 33,473.88
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Solution
The fourth proportional to 112,361.68, 168,542.44 and 33,473.88 is: 50,210.80
Step by Step Solution
- Step 1: Write the proportion equation
112,361.68 : 168,542.44 = 33,473.88 : x - Step 2: Convert to fraction form
112,361.68/168,542.44 = 33,473.88/x - Step 3: Cross multiply
112,361.68x = 168,542.44 × 33,473.88 - Step 4: Simplify right side
112,361.68x = 5,641,769,411.47 - Step 5: Solve for x
x = 5,641,769,411.47/112,361.68 - Step 6: Final answer
x = 50,210.80
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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.