Finding the Fourth Proportional to 203,739.50, 305,540.03 and 70,588.67
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Solution
The fourth proportional to 203,739.50, 305,540.03 and 70,588.67 is: 105,859.02
Step by Step Solution
- Step 1: Write the proportion equation
203,739.50 : 305,540.03 = 70,588.67 : x - Step 2: Convert to fraction form
203,739.50/305,540.03 = 70,588.67/x - Step 3: Cross multiply
203,739.50x = 305,540.03 × 70,588.67 - Step 4: Simplify right side
203,739.50x = 21,567,662,998.23 - Step 5: Solve for x
x = 21,567,662,998.23/203,739.50 - Step 6: Final answer
x = 105,859.02
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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.