Finding the Fourth Proportional to 112,363.68, 168,545.44 and 33,475.88
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Solution
The fourth proportional to 112,363.68, 168,545.44 and 33,475.88 is: 50,213.80
Step by Step Solution
- Step 1: Write the proportion equation
112,363.68 : 168,545.44 = 33,475.88 : x - Step 2: Convert to fraction form
112,363.68/168,545.44 = 33,475.88/x - Step 3: Cross multiply
112,363.68x = 168,545.44 × 33,475.88 - Step 4: Simplify right side
112,363.68x = 5,642,206,923.99 - Step 5: Solve for x
x = 5,642,206,923.99/112,363.68 - Step 6: Final answer
x = 50,213.80
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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.