Finding the Fourth Proportional to 178,896.85, 246,882.18 and 98,326.42
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Solution
The fourth proportional to 178,896.85, 246,882.18 and 98,326.42 is: 135,692.95
Step by Step Solution
- Step 1: Write the proportion equation
178,896.85 : 246,882.18 = 98,326.42 : x - Step 2: Convert to fraction form
178,896.85/246,882.18 = 98,326.42/x - Step 3: Cross multiply
178,896.85x = 246,882.18 × 98,326.42 - Step 4: Simplify right side
178,896.85x = 24,275,040,921.20 - Step 5: Solve for x
x = 24,275,040,921.20/178,896.85 - Step 6: Final answer
x = 135,692.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.