Finding the Fourth Proportional to 109,666.46, 164,564.26 and 46,481.99
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Solution
The fourth proportional to 109,666.46, 164,564.26 and 46,481.99 is: 69,750.34
Step by Step Solution
- Step 1: Write the proportion equation
109,666.46 : 164,564.26 = 46,481.99 : x - Step 2: Convert to fraction form
109,666.46/164,564.26 = 46,481.99/x - Step 3: Cross multiply
109,666.46x = 164,564.26 × 46,481.99 - Step 4: Simplify right side
109,666.46x = 7,649,273,348.65 - Step 5: Solve for x
x = 7,649,273,348.65/109,666.46 - Step 6: Final answer
x = 69,750.34
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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.