Finding the Fourth Proportional to 199,363.14, 275,114.61 and 108,716.58
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Solution
The fourth proportional to 199,363.14, 275,114.61 and 108,716.58 is: 150,025.32
Step by Step Solution
- Step 1: Write the proportion equation
199,363.14 : 275,114.61 = 108,716.58 : x - Step 2: Convert to fraction form
199,363.14/275,114.61 = 108,716.58/x - Step 3: Cross multiply
199,363.14x = 275,114.61 × 108,716.58 - Step 4: Simplify right side
199,363.14x = 29,909,519,507.23 - Step 5: Solve for x
x = 29,909,519,507.23/199,363.14 - Step 6: Final answer
x = 150,025.32
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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.