Finding the Fourth Proportional to 133,042.25, 199,589.66 and 48,803.19
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Solution
The fourth proportional to 133,042.25, 199,589.66 and 48,803.19 is: 73,214.43
Step by Step Solution
- Step 1: Write the proportion equation
133,042.25 : 199,589.66 = 48,803.19 : x - Step 2: Convert to fraction form
133,042.25/199,589.66 = 48,803.19/x - Step 3: Cross multiply
133,042.25x = 199,589.66 × 48,803.19 - Step 4: Simplify right side
133,042.25x = 9,740,612,969.48 - Step 5: Solve for x
x = 9,740,612,969.48/133,042.25 - Step 6: Final answer
x = 73,214.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.