Finding the Fourth Proportional to 69,510.06, 104,249.09 and 41,438.03
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Solution
The fourth proportional to 69,510.06, 104,249.09 and 41,438.03 is: 62,147.50
Step by Step Solution
- Step 1: Write the proportion equation
69,510.06 : 104,249.09 = 41,438.03 : x - Step 2: Convert to fraction form
69,510.06/104,249.09 = 41,438.03/x - Step 3: Cross multiply
69,510.06x = 104,249.09 × 41,438.03 - Step 4: Simplify right side
69,510.06x = 4,319,876,501.24 - Step 5: Solve for x
x = 4,319,876,501.24/69,510.06 - Step 6: Final answer
x = 62,147.50
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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.