Finding the Fourth Proportional to 75,844.23, 104,664.20 and 41,852.99
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Solution
The fourth proportional to 75,844.23, 104,664.20 and 41,852.99 is: 57,756.65
Step by Step Solution
- Step 1: Write the proportion equation
75,844.23 : 104,664.20 = 41,852.99 : x - Step 2: Convert to fraction form
75,844.23/104,664.20 = 41,852.99/x - Step 3: Cross multiply
75,844.23x = 104,664.20 × 41,852.99 - Step 4: Simplify right side
75,844.23x = 4,380,508,983.37 - Step 5: Solve for x
x = 4,380,508,983.37/75,844.23 - Step 6: Final answer
x = 57,756.65
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1.5x scale
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.