Finding the Fourth Proportional to 71,362.92, 106,610.33 and 46,197.96
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Solution
The fourth proportional to 71,362.92, 106,610.33 and 46,197.96 is: 69,015.95
Step by Step Solution
- Step 1: Write the proportion equation
71,362.92 : 106,610.33 = 46,197.96 : x - Step 2: Convert to fraction form
71,362.92/106,610.33 = 46,197.96/x - Step 3: Cross multiply
71,362.92x = 106,610.33 × 46,197.96 - Step 4: Simplify right side
71,362.92x = 4,925,179,760.93 - Step 5: Solve for x
x = 4,925,179,760.93/71,362.92 - Step 6: Final answer
x = 69,015.95
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.