Finding the Fourth Proportional to 75,887.99, 104,728.92 and 41,901.30
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Solution
The fourth proportional to 75,887.99, 104,728.92 and 41,901.30 is: 57,825.72
Step by Step Solution
- Step 1: Write the proportion equation
75,887.99 : 104,728.92 = 41,901.30 : x - Step 2: Convert to fraction form
75,887.99/104,728.92 = 41,901.30/x - Step 3: Cross multiply
75,887.99x = 104,728.92 × 41,901.30 - Step 4: Simplify right side
75,887.99x = 4,388,277,659.99 - Step 5: Solve for x
x = 4,388,277,659.99/75,887.99 - Step 6: Final answer
x = 57,825.72
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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.