Finding the Fourth Proportional to 75,525.05, 113,318.37 and 48,537.62
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Solution
The fourth proportional to 75,525.05, 113,318.37 and 48,537.62 is: 72,826.22
Step by Step Solution
- Step 1: Write the proportion equation
75,525.05 : 113,318.37 = 48,537.62 : x - Step 2: Convert to fraction form
75,525.05/113,318.37 = 48,537.62/x - Step 3: Cross multiply
75,525.05x = 113,318.37 × 48,537.62 - Step 4: Simplify right side
75,525.05x = 5,500,204,083.36 - Step 5: Solve for x
x = 5,500,204,083.36/75,525.05 - Step 6: Final answer
x = 72,826.22
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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.