Finding the Fourth Proportional to 202,341.70, 303,634.05 and 84,000.70
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Solution
The fourth proportional to 202,341.70, 303,634.05 and 84,000.70 is: 126,051.49
Step by Step Solution
- Step 1: Write the proportion equation
202,341.70 : 303,634.05 = 84,000.70 : x - Step 2: Convert to fraction form
202,341.70/303,634.05 = 84,000.70/x - Step 3: Cross multiply
202,341.70x = 303,634.05 × 84,000.70 - Step 4: Simplify right side
202,341.70x = 25,505,472,743.84 - Step 5: Solve for x
x = 25,505,472,743.84/202,341.70 - Step 6: Final answer
x = 126,051.49
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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.