Finding the Fourth Proportional to 252,175.26, 348,001.84 and 139,000.44
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Solution
The fourth proportional to 252,175.26, 348,001.84 and 139,000.44 is: 191,820.60
Step by Step Solution
- Step 1: Write the proportion equation
252,175.26 : 348,001.84 = 139,000.44 : x - Step 2: Convert to fraction form
252,175.26/348,001.84 = 139,000.44/x - Step 3: Cross multiply
252,175.26x = 348,001.84 × 139,000.44 - Step 4: Simplify right side
252,175.26x = 48,372,408,880.81 - Step 5: Solve for x
x = 48,372,408,880.81/252,175.26 - Step 6: Final answer
x = 191,820.60
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.