Finding the Fourth Proportional to 192,021.70, 288,032.55 and 183,273.70
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Solution
The fourth proportional to 192,021.70, 288,032.55 and 183,273.70 is: 274,910.55
Step by Step Solution
- Step 1: Write the proportion equation
192,021.70 : 288,032.55 = 183,273.70 : x - Step 2: Convert to fraction form
192,021.70/288,032.55 = 183,273.70/x - Step 3: Cross multiply
192,021.70x = 288,032.55 × 183,273.70 - Step 4: Simplify right side
192,021.70x = 52,788,791,158.94 - Step 5: Solve for x
x = 52,788,791,158.94/192,021.70 - Step 6: Final answer
x = 274,910.55
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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.