Finding the Fourth Proportional to 146,324.22, 201,924.50 and 81,793.14
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Solution
The fourth proportional to 146,324.22, 201,924.50 and 81,793.14 is: 112,872.90
Step by Step Solution
- Step 1: Write the proportion equation
146,324.22 : 201,924.50 = 81,793.14 : x - Step 2: Convert to fraction form
146,324.22/201,924.50 = 81,793.14/x - Step 3: Cross multiply
146,324.22x = 201,924.50 × 81,793.14 - Step 4: Simplify right side
146,324.22x = 16,516,038,897.93 - Step 5: Solve for x
x = 16,516,038,897.93/146,324.22 - Step 6: Final answer
x = 112,872.90
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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.