Finding the Fourth Proportional to 175,632.15, 263,447.84 and 135,709.17
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Solution
The fourth proportional to 175,632.15, 263,447.84 and 135,709.17 is: 203,563.46
Step by Step Solution
- Step 1: Write the proportion equation
175,632.15 : 263,447.84 = 135,709.17 : x - Step 2: Convert to fraction form
175,632.15/263,447.84 = 135,709.17/x - Step 3: Cross multiply
175,632.15x = 263,447.84 × 135,709.17 - Step 4: Simplify right side
175,632.15x = 35,752,288,537.93 - Step 5: Solve for x
x = 35,752,288,537.93/175,632.15 - Step 6: Final answer
x = 203,563.46
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1.5x scale
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.