Finding the Fourth Proportional to 146,743.35, 202,506.57 and 83,093.55
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Solution
The fourth proportional to 146,743.35, 202,506.57 and 83,093.55 is: 114,669.52
Step by Step Solution
- Step 1: Write the proportion equation
146,743.35 : 202,506.57 = 83,093.55 : x - Step 2: Convert to fraction form
146,743.35/202,506.57 = 83,093.55/x - Step 3: Cross multiply
146,743.35x = 202,506.57 × 83,093.55 - Step 4: Simplify right side
146,743.35x = 16,826,989,799.62 - Step 5: Solve for x
x = 16,826,989,799.62/146,743.35 - Step 6: Final answer
x = 114,669.52
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.