Finding the Fourth Proportional to 199,764.18, 299,305.17 and 109,882.08
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Solution
The fourth proportional to 199,764.18, 299,305.17 and 109,882.08 is: 164,635.49
Step by Step Solution
- Step 1: Write the proportion equation
199,764.18 : 299,305.17 = 109,882.08 : x - Step 2: Convert to fraction form
199,764.18/299,305.17 = 109,882.08/x - Step 3: Cross multiply
199,764.18x = 299,305.17 × 109,882.08 - Step 4: Simplify right side
199,764.18x = 32,888,274,634.35 - Step 5: Solve for x
x = 32,888,274,634.35/199,764.18 - Step 6: Final answer
x = 164,635.49
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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.