Finding the Fourth Proportional to 162,903.80, 244,161.30 and 68,133.80
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Solution
The fourth proportional to 162,903.80, 244,161.30 and 68,133.80 is: 102,119.39
Step by Step Solution
- Step 1: Write the proportion equation
162,903.80 : 244,161.30 = 68,133.80 : x - Step 2: Convert to fraction form
162,903.80/244,161.30 = 68,133.80/x - Step 3: Cross multiply
162,903.80x = 244,161.30 × 68,133.80 - Step 4: Simplify right side
162,903.80x = 16,635,637,181.94 - Step 5: Solve for x
x = 16,635,637,181.94/162,903.80 - Step 6: Final answer
x = 102,119.39
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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.