Finding the Fourth Proportional to 168,169.17, 251,909.10 and 134,708.07
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Solution
The fourth proportional to 168,169.17, 251,909.10 and 134,708.07 is: 201,786.03
Step by Step Solution
- Step 1: Write the proportion equation
168,169.17 : 251,909.10 = 134,708.07 : x - Step 2: Convert to fraction form
168,169.17/251,909.10 = 134,708.07/x - Step 3: Cross multiply
168,169.17x = 251,909.10 × 134,708.07 - Step 4: Simplify right side
168,169.17x = 33,934,188,676.44 - Step 5: Solve for x
x = 33,934,188,676.44/168,169.17 - Step 6: Final answer
x = 201,786.03
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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.