Finding the Fourth Proportional to 199,519.68, 275,343.00 and 108,881.48
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Solution
The fourth proportional to 199,519.68, 275,343.00 and 108,881.48 is: 150,259.63
Step by Step Solution
- Step 1: Write the proportion equation
199,519.68 : 275,343.00 = 108,881.48 : x - Step 2: Convert to fraction form
199,519.68/275,343.00 = 108,881.48/x - Step 3: Cross multiply
199,519.68x = 275,343.00 × 108,881.48 - Step 4: Simplify right side
199,519.68x = 29,979,752,803.23 - Step 5: Solve for x
x = 29,979,752,803.23/199,519.68 - Step 6: Final answer
x = 150,259.63
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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.