Finding the Fourth Proportional to 134,209.92, 201,279.36 and 40,716.48
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Solution
The fourth proportional to 134,209.92, 201,279.36 and 40,716.48 is: 61,063.94
Step by Step Solution
- Step 1: Write the proportion equation
134,209.92 : 201,279.36 = 40,716.48 : x - Step 2: Convert to fraction form
134,209.92/201,279.36 = 40,716.48/x - Step 3: Cross multiply
134,209.92x = 201,279.36 × 40,716.48 - Step 4: Simplify right side
134,209.92x = 8,195,387,035.85 - Step 5: Solve for x
x = 8,195,387,035.85/134,209.92 - Step 6: Final answer
x = 61,063.94
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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.