Finding the Fourth Proportional to 165,808.35, 248,760.97 and 53,486.09
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Solution
The fourth proportional to 165,808.35, 248,760.97 and 53,486.09 is: 80,244.76
Step by Step Solution
- Step 1: Write the proportion equation
165,808.35 : 248,760.97 = 53,486.09 : x - Step 2: Convert to fraction form
165,808.35/248,760.97 = 53,486.09/x - Step 3: Cross multiply
165,808.35x = 248,760.97 × 53,486.09 - Step 4: Simplify right side
165,808.35x = 13,305,251,486.10 - Step 5: Solve for x
x = 13,305,251,486.10/165,808.35 - Step 6: Final answer
x = 80,244.76
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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.