Finding the Fourth Proportional to 146,207.28, 201,766.16 and 82,543.68
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Solution
The fourth proportional to 146,207.28, 201,766.16 and 82,543.68 is: 113,910.34
Step by Step Solution
- Step 1: Write the proportion equation
146,207.28 : 201,766.16 = 82,543.68 : x - Step 2: Convert to fraction form
146,207.28/201,766.16 = 82,543.68/x - Step 3: Cross multiply
146,207.28x = 201,766.16 × 82,543.68 - Step 4: Simplify right side
146,207.28x = 16,654,521,345.87 - Step 5: Solve for x
x = 16,654,521,345.87/146,207.28 - Step 6: Final answer
x = 113,910.34
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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.