Finding the Fourth Proportional to 248,049.29, 372,065.70 and 107,808.05
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Solution
The fourth proportional to 248,049.29, 372,065.70 and 107,808.05 is: 161,708.50
Step by Step Solution
- Step 1: Write the proportion equation
248,049.29 : 372,065.70 = 107,808.05 : x - Step 2: Convert to fraction form
248,049.29/372,065.70 = 107,808.05/x - Step 3: Cross multiply
248,049.29x = 372,065.70 × 107,808.05 - Step 4: Simplify right side
248,049.29x = 40,111,677,588.89 - Step 5: Solve for x
x = 40,111,677,588.89/248,049.29 - Step 6: Final answer
x = 161,708.50
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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.