Finding the Fourth Proportional to 102,452.27, 153,659.68 and 27,554.88
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Solution
The fourth proportional to 102,452.27, 153,659.68 and 27,554.88 is: 41,327.28
Step by Step Solution
- Step 1: Write the proportion equation
102,452.27 : 153,659.68 = 27,554.88 : x - Step 2: Convert to fraction form
102,452.27/153,659.68 = 27,554.88/x - Step 3: Cross multiply
102,452.27x = 153,659.68 × 27,554.88 - Step 4: Simplify right side
102,452.27x = 4,234,074,043.24 - Step 5: Solve for x
x = 4,234,074,043.24/102,452.27 - Step 6: Final answer
x = 41,327.28
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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.