Finding the Fourth Proportional to 168,497.76, 252,676.38 and 68,590.14
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Solution
The fourth proportional to 168,497.76, 252,676.38 and 68,590.14 is: 102,856.60
Step by Step Solution
- Step 1: Write the proportion equation
168,497.76 : 252,676.38 = 68,590.14 : x - Step 2: Convert to fraction form
168,497.76/252,676.38 = 68,590.14/x - Step 3: Cross multiply
168,497.76x = 252,676.38 × 68,590.14 - Step 4: Simplify right side
168,497.76x = 17,331,107,202.75 - Step 5: Solve for x
x = 17,331,107,202.75/168,497.76 - Step 6: Final answer
x = 102,856.60
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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.