Finding the Fourth Proportional to 76,440.44, 114,543.75 and 32,042.99
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Solution
The fourth proportional to 76,440.44, 114,543.75 and 32,042.99 is: 48,015.47
Step by Step Solution
- Step 1: Write the proportion equation
76,440.44 : 114,543.75 = 32,042.99 : x - Step 2: Convert to fraction form
76,440.44/114,543.75 = 32,042.99/x - Step 3: Cross multiply
76,440.44x = 114,543.75 × 32,042.99 - Step 4: Simplify right side
76,440.44x = 3,670,323,663.09 - Step 5: Solve for x
x = 3,670,323,663.09/76,440.44 - Step 6: Final answer
x = 48,015.47
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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.