Finding the Fourth Proportional to 225,836.12, 338,767.14 and 68,048.12
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Solution
The fourth proportional to 225,836.12, 338,767.14 and 68,048.12 is: 102,076.09
Step by Step Solution
- Step 1: Write the proportion equation
225,836.12 : 338,767.14 = 68,048.12 : x - Step 2: Convert to fraction form
225,836.12/338,767.14 = 68,048.12/x - Step 3: Cross multiply
225,836.12x = 338,767.14 × 68,048.12 - Step 4: Simplify right side
225,836.12x = 23,052,466,994.78 - Step 5: Solve for x
x = 23,052,466,994.78/225,836.12 - Step 6: Final answer
x = 102,076.09
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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.