Finding the Fourth Proportional to 252,872.24, 348,963.48 and 139,694.48
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Solution
The fourth proportional to 252,872.24, 348,963.48 and 139,694.48 is: 192,778.27
Step by Step Solution
- Step 1: Write the proportion equation
252,872.24 : 348,963.48 = 139,694.48 : x - Step 2: Convert to fraction form
252,872.24/348,963.48 = 139,694.48/x - Step 3: Cross multiply
252,872.24x = 348,963.48 × 139,694.48 - Step 4: Simplify right side
252,872.24x = 48,748,271,877.59 - Step 5: Solve for x
x = 48,748,271,877.59/252,872.24 - Step 6: Final answer
x = 192,778.27
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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.