Finding the Fourth Proportional to 225,676.10, 338,014.99 and 92,151.45
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Solution
The fourth proportional to 225,676.10, 338,014.99 and 92,151.45 is: 138,023.35
Step by Step Solution
- Step 1: Write the proportion equation
225,676.10 : 338,014.99 = 92,151.45 : x - Step 2: Convert to fraction form
225,676.10/338,014.99 = 92,151.45/x - Step 3: Cross multiply
225,676.10x = 338,014.99 × 92,151.45 - Step 4: Simplify right side
225,676.10x = 31,148,571,450.24 - Step 5: Solve for x
x = 31,148,571,450.24/225,676.10 - Step 6: Final answer
x = 138,023.35
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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.