Finding the Fourth Proportional to 202,390.07, 303,529.65 and 76,020.55
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Solution
The fourth proportional to 202,390.07, 303,529.65 and 76,020.55 is: 114,010.00
Step by Step Solution
- Step 1: Write the proportion equation
202,390.07 : 303,529.65 = 76,020.55 : x - Step 2: Convert to fraction form
202,390.07/303,529.65 = 76,020.55/x - Step 3: Cross multiply
202,390.07x = 303,529.65 × 76,020.55 - Step 4: Simplify right side
202,390.07x = 23,074,490,934.31 - Step 5: Solve for x
x = 23,074,490,934.31/202,390.07 - Step 6: Final answer
x = 114,010.00
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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.