Finding the Fourth Proportional to 146,077.32, 201,595.92 and 82,391.88
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Solution
The fourth proportional to 146,077.32, 201,595.92 and 82,391.88 is: 113,705.99
Step by Step Solution
- Step 1: Write the proportion equation
146,077.32 : 201,595.92 = 82,391.88 : x - Step 2: Convert to fraction form
146,077.32/201,595.92 = 82,391.88/x - Step 3: Cross multiply
146,077.32x = 201,595.92 × 82,391.88 - Step 4: Simplify right side
146,077.32x = 16,609,866,849.13 - Step 5: Solve for x
x = 16,609,866,849.13/146,077.32 - Step 6: Final answer
x = 113,705.99
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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.