Finding the Fourth Proportional to 146,711.68, 202,466.94 and 83,048.11
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Solution
The fourth proportional to 146,711.68, 202,466.94 and 83,048.11 is: 114,609.12
Step by Step Solution
- Step 1: Write the proportion equation
146,711.68 : 202,466.94 = 83,048.11 : x - Step 2: Convert to fraction form
146,711.68/202,466.94 = 83,048.11/x - Step 3: Cross multiply
146,711.68x = 202,466.94 × 83,048.11 - Step 4: Simplify right side
146,711.68x = 16,814,496,704.48 - Step 5: Solve for x
x = 16,814,496,704.48/146,711.68 - Step 6: Final answer
x = 114,609.12
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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.