Finding the Fourth Proportional to 136,310.05, 204,027.68 and 106,566.85
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Solution
The fourth proportional to 136,310.05, 204,027.68 and 106,566.85 is: 159,508.32
Step by Step Solution
- Step 1: Write the proportion equation
136,310.05 : 204,027.68 = 106,566.85 : x - Step 2: Convert to fraction form
136,310.05/204,027.68 = 106,566.85/x - Step 3: Cross multiply
136,310.05x = 204,027.68 × 106,566.85 - Step 4: Simplify right side
136,310.05x = 21,742,586,637.57 - Step 5: Solve for x
x = 21,742,586,637.57/136,310.05 - Step 6: Final answer
x = 159,508.32
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1.5x scale
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.