Finding the Fourth Proportional to 73,039.97, 100,799.87 and 41,208.18
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Solution
The fourth proportional to 73,039.97, 100,799.87 and 41,208.18 is: 56,869.95
Step by Step Solution
- Step 1: Write the proportion equation
73,039.97 : 100,799.87 = 41,208.18 : x - Step 2: Convert to fraction form
73,039.97/100,799.87 = 41,208.18/x - Step 3: Cross multiply
73,039.97x = 100,799.87 × 41,208.18 - Step 4: Simplify right side
73,039.97x = 4,153,778,980.90 - Step 5: Solve for x
x = 4,153,778,980.90/73,039.97 - Step 6: Final answer
x = 56,869.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.