Finding the Fourth Proportional to 75,850.17, 113,766.37 and 47,687.08
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Solution
The fourth proportional to 75,850.17, 113,766.37 and 47,687.08 is: 71,525.03
Step by Step Solution
- Step 1: Write the proportion equation
75,850.17 : 113,766.37 = 47,687.08 : x - Step 2: Convert to fraction form
75,850.17/113,766.37 = 47,687.08/x - Step 3: Cross multiply
75,850.17x = 113,766.37 × 47,687.08 - Step 4: Simplify right side
75,850.17x = 5,425,186,065.42 - Step 5: Solve for x
x = 5,425,186,065.42/75,850.17 - Step 6: Final answer
x = 71,525.03
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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.