Finding the Fourth Proportional to 202,161.10, 302,877.15 and 96,747.70
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Solution
The fourth proportional to 202,161.10, 302,877.15 and 96,747.70 is: 144,947.11
Step by Step Solution
- Step 1: Write the proportion equation
202,161.10 : 302,877.15 = 96,747.70 : x - Step 2: Convert to fraction form
202,161.10/302,877.15 = 96,747.70/x - Step 3: Cross multiply
202,161.10x = 302,877.15 × 96,747.70 - Step 4: Simplify right side
202,161.10x = 29,302,667,645.06 - Step 5: Solve for x
x = 29,302,667,645.06/202,161.10 - Step 6: Final answer
x = 144,947.11
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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.