Finding the Fourth Proportional to 223,749.63, 335,591.12 and 73,990.70
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Solution
The fourth proportional to 223,749.63, 335,591.12 and 73,990.70 is: 110,975.02
Step by Step Solution
- Step 1: Write the proportion equation
223,749.63 : 335,591.12 = 73,990.70 : x - Step 2: Convert to fraction form
223,749.63/335,591.12 = 73,990.70/x - Step 3: Cross multiply
223,749.63x = 335,591.12 × 73,990.70 - Step 4: Simplify right side
223,749.63x = 24,830,619,834.67 - Step 5: Solve for x
x = 24,830,619,834.67/223,749.63 - Step 6: Final answer
x = 110,975.02
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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.