Finding the Fourth Proportional to 168,199.65, 252,226.26 and 48,230.13
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Solution
The fourth proportional to 168,199.65, 252,226.26 and 48,230.13 is: 72,324.20
Step by Step Solution
- Step 1: Write the proportion equation
168,199.65 : 252,226.26 = 48,230.13 : x - Step 2: Convert to fraction form
168,199.65/252,226.26 = 48,230.13/x - Step 3: Cross multiply
168,199.65x = 252,226.26 × 48,230.13 - Step 4: Simplify right side
168,199.65x = 12,164,905,309.21 - Step 5: Solve for x
x = 12,164,905,309.21/168,199.65 - Step 6: Final answer
x = 72,324.20
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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.