Finding the Fourth Proportional to 202,235.10, 303,206.85 and 113,515.80
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Solution
The fourth proportional to 202,235.10, 303,206.85 and 113,515.80 is: 170,191.86
Step by Step Solution
- Step 1: Write the proportion equation
202,235.10 : 303,206.85 = 113,515.80 : x - Step 2: Convert to fraction form
202,235.10/303,206.85 = 113,515.80/x - Step 3: Cross multiply
202,235.10x = 303,206.85 × 113,515.80 - Step 4: Simplify right side
202,235.10x = 34,418,768,143.23 - Step 5: Solve for x
x = 34,418,768,143.23/202,235.10 - Step 6: Final answer
x = 170,191.86
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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.