Finding the Fourth Proportional to 79,946.19, 110,324.31 and 44,135.46
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Solution
The fourth proportional to 79,946.19, 110,324.31 and 44,135.46 is: 60,906.14
Step by Step Solution
- Step 1: Write the proportion equation
79,946.19 : 110,324.31 = 44,135.46 : x - Step 2: Convert to fraction form
79,946.19/110,324.31 = 44,135.46/x - Step 3: Cross multiply
79,946.19x = 110,324.31 × 44,135.46 - Step 4: Simplify right side
79,946.19x = 4,869,214,171.03 - Step 5: Solve for x
x = 4,869,214,171.03/79,946.19 - Step 6: Final answer
x = 60,906.14
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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.