Finding the Fourth Proportional to 248,912.19, 373,358.67 and 71,419.17
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Solution
The fourth proportional to 248,912.19, 373,358.67 and 71,419.17 is: 107,125.99
Step by Step Solution
- Step 1: Write the proportion equation
248,912.19 : 373,358.67 = 71,419.17 : x - Step 2: Convert to fraction form
248,912.19/373,358.67 = 71,419.17/x - Step 3: Cross multiply
248,912.19x = 373,358.67 × 71,419.17 - Step 4: Simplify right side
248,912.19x = 26,664,965,355.83 - Step 5: Solve for x
x = 26,664,965,355.83/248,912.19 - Step 6: Final answer
x = 107,125.99
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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.