Finding the Fourth Proportional to 180,135.24, 270,161.73 and 67,827.30
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Solution
The fourth proportional to 180,135.24, 270,161.73 and 67,827.30 is: 101,725.46
Step by Step Solution
- Step 1: Write the proportion equation
180,135.24 : 270,161.73 = 67,827.30 : x - Step 2: Convert to fraction form
180,135.24/270,161.73 = 67,827.30/x - Step 3: Cross multiply
180,135.24x = 270,161.73 × 67,827.30 - Step 4: Simplify right side
180,135.24x = 18,324,340,709.23 - Step 5: Solve for x
x = 18,324,340,709.23/180,135.24 - Step 6: Final answer
x = 101,725.46
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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.