Finding the Fourth Proportional to 113,821.82, 170,751.26 and 42,749.99
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Solution
The fourth proportional to 113,821.82, 170,751.26 and 42,749.99 is: 64,131.95
Step by Step Solution
- Step 1: Write the proportion equation
113,821.82 : 170,751.26 = 42,749.99 : x - Step 2: Convert to fraction form
113,821.82/170,751.26 = 42,749.99/x - Step 3: Cross multiply
113,821.82x = 170,751.26 × 42,749.99 - Step 4: Simplify right side
113,821.82x = 7,299,615,191.24 - Step 5: Solve for x
x = 7,299,615,191.24/113,821.82 - Step 6: Final answer
x = 64,131.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.