Finding the Fourth Proportional to 135,265.80, 202,917.90 and 41,761.80
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Solution
The fourth proportional to 135,265.80, 202,917.90 and 41,761.80 is: 62,648.63
Step by Step Solution
- Step 1: Write the proportion equation
135,265.80 : 202,917.90 = 41,761.80 : x - Step 2: Convert to fraction form
135,265.80/202,917.90 = 41,761.80/x - Step 3: Cross multiply
135,265.80x = 202,917.90 × 41,761.80 - Step 4: Simplify right side
135,265.80x = 8,474,216,756.22 - Step 5: Solve for x
x = 8,474,216,756.22/135,265.80 - Step 6: Final answer
x = 62,648.63
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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.