Finding the Fourth Proportional to 201,841.36, 302,809.62 and 113,156.08
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Solution
The fourth proportional to 201,841.36, 302,809.62 and 113,156.08 is: 169,760.79
Step by Step Solution
- Step 1: Write the proportion equation
201,841.36 : 302,809.62 = 113,156.08 : x - Step 2: Convert to fraction form
201,841.36/302,809.62 = 113,156.08/x - Step 3: Cross multiply
201,841.36x = 302,809.62 × 113,156.08 - Step 4: Simplify right side
201,841.36x = 34,264,749,585.49 - Step 5: Solve for x
x = 34,264,749,585.49/201,841.36 - Step 6: Final answer
x = 169,760.79
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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.