Finding the Fourth Proportional to 84,202.25, 126,236.28 and 48,623.17
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Solution
The fourth proportional to 84,202.25, 126,236.28 and 48,623.17 is: 72,896.01
Step by Step Solution
- Step 1: Write the proportion equation
84,202.25 : 126,236.28 = 48,623.17 : x - Step 2: Convert to fraction form
84,202.25/126,236.28 = 48,623.17/x - Step 3: Cross multiply
84,202.25x = 126,236.28 × 48,623.17 - Step 4: Simplify right side
84,202.25x = 6,138,008,102.61 - Step 5: Solve for x
x = 6,138,008,102.61/84,202.25 - Step 6: Final answer
x = 72,896.01
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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.