Finding the Fourth Proportional to 199,794.80, 299,691.39 and 94,687.58
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Solution
The fourth proportional to 199,794.80, 299,691.39 and 94,687.58 is: 142,030.99
Step by Step Solution
- Step 1: Write the proportion equation
199,794.80 : 299,691.39 = 94,687.58 : x - Step 2: Convert to fraction form
199,794.80/299,691.39 = 94,687.58/x - Step 3: Cross multiply
199,794.80x = 299,691.39 × 94,687.58 - Step 4: Simplify right side
199,794.80x = 28,377,052,465.94 - Step 5: Solve for x
x = 28,377,052,465.94/199,794.80 - Step 6: Final answer
x = 142,030.99
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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.