Finding the Fourth Proportional to 154,126.48, 231,197.74 and 48,953.68
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Solution
The fourth proportional to 154,126.48, 231,197.74 and 48,953.68 is: 73,433.07
Step by Step Solution
- Step 1: Write the proportion equation
154,126.48 : 231,197.74 = 48,953.68 : x - Step 2: Convert to fraction form
154,126.48/231,197.74 = 48,953.68/x - Step 3: Cross multiply
154,126.48x = 231,197.74 × 48,953.68 - Step 4: Simplify right side
154,126.48x = 11,317,980,180.68 - Step 5: Solve for x
x = 11,317,980,180.68/154,126.48 - Step 6: Final answer
x = 73,433.07
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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.