Finding the Fourth Proportional to 192,725.01, 289,162.04 and 74,363.49
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Solution
The fourth proportional to 192,725.01, 289,162.04 and 74,363.49 is: 111,573.99
Step by Step Solution
- Step 1: Write the proportion equation
192,725.01 : 289,162.04 = 74,363.49 : x - Step 2: Convert to fraction form
192,725.01/289,162.04 = 74,363.49/x - Step 3: Cross multiply
192,725.01x = 289,162.04 × 74,363.49 - Step 4: Simplify right side
192,725.01x = 21,503,098,098.10 - Step 5: Solve for x
x = 21,503,098,098.10/192,725.01 - Step 6: Final answer
x = 111,573.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.