Finding the Fourth Proportional to 164,588.09, 246,882.20 and 39,929.09
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Solution
The fourth proportional to 164,588.09, 246,882.20 and 39,929.09 is: 59,893.64
Step by Step Solution
- Step 1: Write the proportion equation
164,588.09 : 246,882.20 = 39,929.09 : x - Step 2: Convert to fraction form
164,588.09/246,882.20 = 39,929.09/x - Step 3: Cross multiply
164,588.09x = 246,882.20 × 39,929.09 - Step 4: Simplify right side
164,588.09x = 9,857,780,149.14 - Step 5: Solve for x
x = 9,857,780,149.14/164,588.09 - Step 6: Final answer
x = 59,893.64
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1.5x scale
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.