Finding the Fourth Proportional to 202,394.70, 302,814.45 and 132,410.70
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Solution
The fourth proportional to 202,394.70, 302,814.45 and 132,410.70 is: 198,107.33
Step by Step Solution
- Step 1: Write the proportion equation
202,394.70 : 302,814.45 = 132,410.70 : x - Step 2: Convert to fraction form
202,394.70/302,814.45 = 132,410.70/x - Step 3: Cross multiply
202,394.70x = 302,814.45 × 132,410.70 - Step 4: Simplify right side
202,394.70x = 40,095,873,294.62 - Step 5: Solve for x
x = 40,095,873,294.62/202,394.70 - Step 6: Final answer
x = 198,107.33
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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.