Finding the Fourth Proportional to 252,029.26, 347,800.19 and 138,852.01
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Solution
The fourth proportional to 252,029.26, 347,800.19 and 138,852.01 is: 191,615.67
Step by Step Solution
- Step 1: Write the proportion equation
252,029.26 : 347,800.19 = 138,852.01 : x - Step 2: Convert to fraction form
252,029.26/347,800.19 = 138,852.01/x - Step 3: Cross multiply
252,029.26x = 347,800.19 × 138,852.01 - Step 4: Simplify right side
252,029.26x = 48,292,755,459.88 - Step 5: Solve for x
x = 48,292,755,459.88/252,029.26 - Step 6: Final answer
x = 191,615.67
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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.