Finding the Fourth Proportional to 225,524.80, 338,251.92 and 99,137.08
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Solution
The fourth proportional to 225,524.80, 338,251.92 and 99,137.08 is: 148,690.11
Step by Step Solution
- Step 1: Write the proportion equation
225,524.80 : 338,251.92 = 99,137.08 : x - Step 2: Convert to fraction form
225,524.80/338,251.92 = 99,137.08/x - Step 3: Cross multiply
225,524.80x = 338,251.92 × 99,137.08 - Step 4: Simplify right side
225,524.80x = 33,533,307,653.19 - Step 5: Solve for x
x = 33,533,307,653.19/225,524.80 - Step 6: Final answer
x = 148,690.11
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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.