Finding the Fourth Proportional to 252,326.30, 348,192.68 and 141,961.55
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Solution
The fourth proportional to 252,326.30, 348,192.68 and 141,961.55 is: 195,897.02
Step by Step Solution
- Step 1: Write the proportion equation
252,326.30 : 348,192.68 = 141,961.55 : x - Step 2: Convert to fraction form
252,326.30/348,192.68 = 141,961.55/x - Step 3: Cross multiply
252,326.30x = 348,192.68 × 141,961.55 - Step 4: Simplify right side
252,326.30x = 49,429,970,100.68 - Step 5: Solve for x
x = 49,429,970,100.68/252,326.30 - Step 6: Final answer
x = 195,897.02
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1.5x scale
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.