Finding the Fourth Proportional to 180,269.40, 248,768.97 and 99,695.08
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Solution
The fourth proportional to 180,269.40, 248,768.97 and 99,695.08 is: 137,577.66
Step by Step Solution
- Step 1: Write the proportion equation
180,269.40 : 248,768.97 = 99,695.08 : x - Step 2: Convert to fraction form
180,269.40/248,768.97 = 99,695.08/x - Step 3: Cross multiply
180,269.40x = 248,768.97 × 99,695.08 - Step 4: Simplify right side
180,269.40x = 24,801,042,163.89 - Step 5: Solve for x
x = 24,801,042,163.89/180,269.40 - Step 6: Final answer
x = 137,577.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.