Finding the Fourth Proportional to 75,464.44, 113,190.12 and 25,543.42
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Solution
The fourth proportional to 75,464.44, 113,190.12 and 25,543.42 is: 38,312.92
Step by Step Solution
- Step 1: Write the proportion equation
75,464.44 : 113,190.12 = 25,543.42 : x - Step 2: Convert to fraction form
75,464.44/113,190.12 = 25,543.42/x - Step 3: Cross multiply
75,464.44x = 113,190.12 × 25,543.42 - Step 4: Simplify right side
75,464.44x = 2,891,262,775.01 - Step 5: Solve for x
x = 2,891,262,775.01/75,464.44 - Step 6: Final answer
x = 38,312.92
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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.