Finding the Fourth Proportional to 75,490.19, 104,177.75 and 41,500.09
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Solution
The fourth proportional to 75,490.19, 104,177.75 and 41,500.09 is: 57,270.83
Step by Step Solution
- Step 1: Write the proportion equation
75,490.19 : 104,177.75 = 41,500.09 : x - Step 2: Convert to fraction form
75,490.19/104,177.75 = 41,500.09/x - Step 3: Cross multiply
75,490.19x = 104,177.75 × 41,500.09 - Step 4: Simplify right side
75,490.19x = 4,323,385,923.72 - Step 5: Solve for x
x = 4,323,385,923.72/75,490.19 - Step 6: Final answer
x = 57,270.83
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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.