Finding the Fourth Proportional to 75,057.44, 103,593.18 and 48,233.48
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Solution
The fourth proportional to 75,057.44, 103,593.18 and 48,233.48 is: 66,571.14
Step by Step Solution
- Step 1: Write the proportion equation
75,057.44 : 103,593.18 = 48,233.48 : x - Step 2: Convert to fraction form
75,057.44/103,593.18 = 48,233.48/x - Step 3: Cross multiply
75,057.44x = 103,593.18 × 48,233.48 - Step 4: Simplify right side
75,057.44x = 4,996,659,575.67 - Step 5: Solve for x
x = 4,996,659,575.67/75,057.44 - Step 6: Final answer
x = 66,571.14
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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.