Finding the Fourth Proportional to 229,176.72, 343,759.68 and 135,004.14
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Solution
The fourth proportional to 229,176.72, 343,759.68 and 135,004.14 is: 202,503.03
Step by Step Solution
- Step 1: Write the proportion equation
229,176.72 : 343,759.68 = 135,004.14 : x - Step 2: Convert to fraction form
229,176.72/343,759.68 = 135,004.14/x - Step 3: Cross multiply
229,176.72x = 343,759.68 × 135,004.14 - Step 4: Simplify right side
229,176.72x = 46,408,979,965.08 - Step 5: Solve for x
x = 46,408,979,965.08/229,176.72 - Step 6: Final answer
x = 202,503.03
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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.