Finding the Fourth Proportional to 160,953.70, 241,430.55 and 119,481.70
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Solution
The fourth proportional to 160,953.70, 241,430.55 and 119,481.70 is: 179,222.55
Step by Step Solution
- Step 1: Write the proportion equation
160,953.70 : 241,430.55 = 119,481.70 : x - Step 2: Convert to fraction form
160,953.70/241,430.55 = 119,481.70/x - Step 3: Cross multiply
160,953.70x = 241,430.55 × 119,481.70 - Step 4: Simplify right side
160,953.70x = 28,846,532,545.94 - Step 5: Solve for x
x = 28,846,532,545.94/160,953.70 - Step 6: Final answer
x = 179,222.55
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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.