Finding the Fourth Proportional to 94,021.46, 129,752.99 and 51,581.24
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Solution
The fourth proportional to 94,021.46, 129,752.99 and 51,581.24 is: 71,183.96
Step by Step Solution
- Step 1: Write the proportion equation
94,021.46 : 129,752.99 = 51,581.24 : x - Step 2: Convert to fraction form
94,021.46/129,752.99 = 51,581.24/x - Step 3: Cross multiply
94,021.46x = 129,752.99 × 51,581.24 - Step 4: Simplify right side
94,021.46x = 6,692,819,211.24 - Step 5: Solve for x
x = 6,692,819,211.24/94,021.46 - Step 6: Final answer
x = 71,183.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.