Finding the Fourth Proportional to 146,475.90, 202,135.68 and 82,813.68
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Solution
The fourth proportional to 146,475.90, 202,135.68 and 82,813.68 is: 114,282.28
Step by Step Solution
- Step 1: Write the proportion equation
146,475.90 : 202,135.68 = 82,813.68 : x - Step 2: Convert to fraction form
146,475.90/202,135.68 = 82,813.68/x - Step 3: Cross multiply
146,475.90x = 202,135.68 × 82,813.68 - Step 4: Simplify right side
146,475.90x = 16,739,599,520.10 - Step 5: Solve for x
x = 16,739,599,520.10/146,475.90 - Step 6: Final answer
x = 114,282.28
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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.