Finding the Fourth Proportional to 192,023.70, 288,035.55 and 160,919.70
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Solution
The fourth proportional to 192,023.70, 288,035.55 and 160,919.70 is: 241,379.55
Step by Step Solution
- Step 1: Write the proportion equation
192,023.70 : 288,035.55 = 160,919.70 : x - Step 2: Convert to fraction form
192,023.70/288,035.55 = 160,919.70/x - Step 3: Cross multiply
192,023.70x = 288,035.55 × 160,919.70 - Step 4: Simplify right side
192,023.70x = 46,350,594,295.34 - Step 5: Solve for x
x = 46,350,594,295.34/192,023.70 - Step 6: Final answer
x = 241,379.55
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1.5x scale
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.