Finding the Fourth Proportional to 113,814.68, 170,637.48 and 54,593.96
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Solution
The fourth proportional to 113,814.68, 170,637.48 and 54,593.96 is: 81,850.39
Step by Step Solution
- Step 1: Write the proportion equation
113,814.68 : 170,637.48 = 54,593.96 : x - Step 2: Convert to fraction form
113,814.68/170,637.48 = 54,593.96/x - Step 3: Cross multiply
113,814.68x = 170,637.48 × 54,593.96 - Step 4: Simplify right side
113,814.68x = 9,315,775,757.62 - Step 5: Solve for x
x = 9,315,775,757.62/113,814.68 - Step 6: Final answer
x = 81,850.39
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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.