Finding the Fourth Proportional to 192,649.08, 265,866.06 and 107,761.08
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Solution
The fourth proportional to 192,649.08, 265,866.06 and 107,761.08 is: 148,716.07
Step by Step Solution
- Step 1: Write the proportion equation
192,649.08 : 265,866.06 = 107,761.08 : x - Step 2: Convert to fraction form
192,649.08/265,866.06 = 107,761.08/x - Step 3: Cross multiply
192,649.08x = 265,866.06 × 107,761.08 - Step 4: Simplify right side
192,649.08x = 28,650,013,760.94 - Step 5: Solve for x
x = 28,650,013,760.94/192,649.08 - Step 6: Final answer
x = 148,716.07
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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.