Finding the Fourth Proportional to 202,310.70, 303,336.45 and 84,029.10
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Solution
The fourth proportional to 202,310.70, 303,336.45 and 84,029.10 is: 125,989.82
Step by Step Solution
- Step 1: Write the proportion equation
202,310.70 : 303,336.45 = 84,029.10 : x - Step 2: Convert to fraction form
202,310.70/303,336.45 = 84,029.10/x - Step 3: Cross multiply
202,310.70x = 303,336.45 × 84,029.10 - Step 4: Simplify right side
202,310.70x = 25,489,088,890.70 - Step 5: Solve for x
x = 25,489,088,890.70/202,310.70 - Step 6: Final answer
x = 125,989.82
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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.