Finding the Fourth Proportional to 135,204.12, 202,819.95 and 46,446.12
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Solution
The fourth proportional to 135,204.12, 202,819.95 and 46,446.12 is: 69,673.91
Step by Step Solution
- Step 1: Write the proportion equation
135,204.12 : 202,819.95 = 46,446.12 : x - Step 2: Convert to fraction form
135,204.12/202,819.95 = 46,446.12/x - Step 3: Cross multiply
135,204.12x = 202,819.95 × 46,446.12 - Step 4: Simplify right side
135,204.12x = 9,420,199,736.09 - Step 5: Solve for x
x = 9,420,199,736.09/135,204.12 - Step 6: Final answer
x = 69,673.91
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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.