Finding the Fourth Proportional to 202,652.49, 303,932.51 and 76,306.05
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Solution
The fourth proportional to 202,652.49, 303,932.51 and 76,306.05 is: 114,441.67
Step by Step Solution
- Step 1: Write the proportion equation
202,652.49 : 303,932.51 = 76,306.05 : x - Step 2: Convert to fraction form
202,652.49/303,932.51 = 76,306.05/x - Step 3: Cross multiply
202,652.49x = 303,932.51 × 76,306.05 - Step 4: Simplify right side
202,652.49x = 23,191,888,923.16 - Step 5: Solve for x
x = 23,191,888,923.16/202,652.49 - Step 6: Final answer
x = 114,441.67
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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.