Finding the Fourth Proportional to 168,697.20, 252,883.80 and 97,546.80
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Solution
The fourth proportional to 168,697.20, 252,883.80 and 97,546.80 is: 146,226.53
Step by Step Solution
- Step 1: Write the proportion equation
168,697.20 : 252,883.80 = 97,546.80 : x - Step 2: Convert to fraction form
168,697.20/252,883.80 = 97,546.80/x - Step 3: Cross multiply
168,697.20x = 252,883.80 × 97,546.80 - Step 4: Simplify right side
168,697.20x = 24,668,005,461.84 - Step 5: Solve for x
x = 24,668,005,461.84/168,697.20 - Step 6: Final answer
x = 146,226.53
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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.