Finding the Fourth Proportional to 225,486.64, 337,770.69 and 106,798.15
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Solution
The fourth proportional to 225,486.64, 337,770.69 and 106,798.15 is: 159,979.70
Step by Step Solution
- Step 1: Write the proportion equation
225,486.64 : 337,770.69 = 106,798.15 : x - Step 2: Convert to fraction form
225,486.64/337,770.69 = 106,798.15/x - Step 3: Cross multiply
225,486.64x = 337,770.69 × 106,798.15 - Step 4: Simplify right side
225,486.64x = 36,073,284,816.22 - Step 5: Solve for x
x = 36,073,284,816.22/225,486.64 - Step 6: Final answer
x = 159,979.70
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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.