Finding the Fourth Proportional to 216,540.24, 298,826.73 and 121,050.96
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Solution
The fourth proportional to 216,540.24, 298,826.73 and 121,050.96 is: 167,050.99
Step by Step Solution
- Step 1: Write the proportion equation
216,540.24 : 298,826.73 = 121,050.96 : x - Step 2: Convert to fraction form
216,540.24/298,826.73 = 121,050.96/x - Step 3: Cross multiply
216,540.24x = 298,826.73 × 121,050.96 - Step 4: Simplify right side
216,540.24x = 36,173,262,540.16 - Step 5: Solve for x
x = 36,173,262,540.16/216,540.24 - Step 6: Final answer
x = 167,050.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.