Finding the Fourth Proportional to 181,751.63, 272,631.10 and 48,631.68
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Solution
The fourth proportional to 181,751.63, 272,631.10 and 48,631.68 is: 72,948.50
Step by Step Solution
- Step 1: Write the proportion equation
181,751.63 : 272,631.10 = 48,631.68 : x - Step 2: Convert to fraction form
181,751.63/272,631.10 = 48,631.68/x - Step 3: Cross multiply
181,751.63x = 272,631.10 × 48,631.68 - Step 4: Simplify right side
181,751.63x = 13,258,508,291.67 - Step 5: Solve for x
x = 13,258,508,291.67/181,751.63 - Step 6: Final answer
x = 72,948.50
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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.