Finding the Fourth Proportional to 201,837.10, 302,609.85 and 113,117.80
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Solution
The fourth proportional to 201,837.10, 302,609.85 and 113,117.80 is: 169,594.99
Step by Step Solution
- Step 1: Write the proportion equation
201,837.10 : 302,609.85 = 113,117.80 : x - Step 2: Convert to fraction form
201,837.10/302,609.85 = 113,117.80/x - Step 3: Cross multiply
201,837.10x = 302,609.85 × 113,117.80 - Step 4: Simplify right side
201,837.10x = 34,230,560,490.33 - Step 5: Solve for x
x = 34,230,560,490.33/201,837.10 - Step 6: Final answer
x = 169,594.99
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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.