Finding the Fourth Proportional to 199,328.43, 299,102.00 and 80,967.99
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Solution
The fourth proportional to 199,328.43, 299,102.00 and 80,967.99 is: 121,496.40
Step by Step Solution
- Step 1: Write the proportion equation
199,328.43 : 299,102.00 = 80,967.99 : x - Step 2: Convert to fraction form
199,328.43/299,102.00 = 80,967.99/x - Step 3: Cross multiply
199,328.43x = 299,102.00 × 80,967.99 - Step 4: Simplify right side
199,328.43x = 24,217,687,340.14 - Step 5: Solve for x
x = 24,217,687,340.14/199,328.43 - Step 6: Final answer
x = 121,496.40
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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.