Finding the Fourth Proportional to 135,466.83, 203,209.97 and 46,719.05
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Solution
The fourth proportional to 135,466.83, 203,209.97 and 46,719.05 is: 70,081.92
Step by Step Solution
- Step 1: Write the proportion equation
135,466.83 : 203,209.97 = 46,719.05 : x - Step 2: Convert to fraction form
135,466.83/203,209.97 = 46,719.05/x - Step 3: Cross multiply
135,466.83x = 203,209.97 × 46,719.05 - Step 4: Simplify right side
135,466.83x = 9,493,775,499.28 - Step 5: Solve for x
x = 9,493,775,499.28/135,466.83 - Step 6: Final answer
x = 70,081.92
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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.