Finding the Fourth Proportional to 199,340.06, 299,119.43 and 80,979.62
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Solution
The fourth proportional to 199,340.06, 299,119.43 and 80,979.62 is: 121,513.84
Step by Step Solution
- Step 1: Write the proportion equation
199,340.06 : 299,119.43 = 80,979.62 : x - Step 2: Convert to fraction form
199,340.06/299,119.43 = 80,979.62/x - Step 3: Cross multiply
199,340.06x = 299,119.43 × 80,979.62 - Step 4: Simplify right side
199,340.06x = 24,222,576,482.87 - Step 5: Solve for x
x = 24,222,576,482.87/199,340.06 - Step 6: Final answer
x = 121,513.84
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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.