Finding the Fourth Proportional to 229,304.20, 343,664.70 and 110,720.20
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Solution
The fourth proportional to 229,304.20, 343,664.70 and 110,720.20 is: 165,939.50
Step by Step Solution
- Step 1: Write the proportion equation
229,304.20 : 343,664.70 = 110,720.20 : x - Step 2: Convert to fraction form
229,304.20/343,664.70 = 110,720.20/x - Step 3: Cross multiply
229,304.20x = 343,664.70 × 110,720.20 - Step 4: Simplify right side
229,304.20x = 38,050,624,316.94 - Step 5: Solve for x
x = 38,050,624,316.94/229,304.20 - Step 6: Final answer
x = 165,939.50
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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.