Finding the Fourth Proportional to 178,324.68, 267,424.98 and 71,676.97
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Solution
The fourth proportional to 178,324.68, 267,424.98 and 71,676.97 is: 107,490.52
Step by Step Solution
- Step 1: Write the proportion equation
178,324.68 : 267,424.98 = 71,676.97 : x - Step 2: Convert to fraction form
178,324.68/267,424.98 = 71,676.97/x - Step 3: Cross multiply
178,324.68x = 267,424.98 × 71,676.97 - Step 4: Simplify right side
178,324.68x = 19,168,212,268.71 - Step 5: Solve for x
x = 19,168,212,268.71/178,324.68 - Step 6: Final answer
x = 107,490.52
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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.