Finding the Fourth Proportional to 121,861.97, 182,740.68 and 41,907.99
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Solution
The fourth proportional to 121,861.97, 182,740.68 and 41,907.99 is: 62,844.00
Step by Step Solution
- Step 1: Write the proportion equation
121,861.97 : 182,740.68 = 41,907.99 : x - Step 2: Convert to fraction form
121,861.97/182,740.68 = 41,907.99/x - Step 3: Cross multiply
121,861.97x = 182,740.68 × 41,907.99 - Step 4: Simplify right side
121,861.97x = 7,658,293,904.76 - Step 5: Solve for x
x = 7,658,293,904.76/121,861.97 - Step 6: Final answer
x = 62,844.00
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1.5x scale
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.