Finding the Fourth Proportional to 162,916.06, 244,506.12 and 84,052.84
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Solution
The fourth proportional to 162,916.06, 244,506.12 and 84,052.84 is: 126,147.38
Step by Step Solution
- Step 1: Write the proportion equation
162,916.06 : 244,506.12 = 84,052.84 : x - Step 2: Convert to fraction form
162,916.06/244,506.12 = 84,052.84/x - Step 3: Cross multiply
162,916.06x = 244,506.12 × 84,052.84 - Step 4: Simplify right side
162,916.06x = 20,551,433,783.38 - Step 5: Solve for x
x = 20,551,433,783.38/162,916.06 - Step 6: Final answer
x = 126,147.38
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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.