Finding the Fourth Proportional to 84,006.24, 126,025.92 and 24,035.28
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Solution
The fourth proportional to 84,006.24, 126,025.92 and 24,035.28 is: 36,057.66
Step by Step Solution
- Step 1: Write the proportion equation
84,006.24 : 126,025.92 = 24,035.28 : x - Step 2: Convert to fraction form
84,006.24/126,025.92 = 24,035.28/x - Step 3: Cross multiply
84,006.24x = 126,025.92 × 24,035.28 - Step 4: Simplify right side
84,006.24x = 3,029,068,274.46 - Step 5: Solve for x
x = 3,029,068,274.46/84,006.24 - Step 6: Final answer
x = 36,057.66
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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.