Finding the Fourth Proportional to 75,951.48, 104,811.20 and 41,963.23
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Solution
The fourth proportional to 75,951.48, 104,811.20 and 41,963.23 is: 57,908.23
Step by Step Solution
- Step 1: Write the proportion equation
75,951.48 : 104,811.20 = 41,963.23 : x - Step 2: Convert to fraction form
75,951.48/104,811.20 = 41,963.23/x - Step 3: Cross multiply
75,951.48x = 104,811.20 × 41,963.23 - Step 4: Simplify right side
75,951.48x = 4,398,216,217.22 - Step 5: Solve for x
x = 4,398,216,217.22/75,951.48 - Step 6: Final answer
x = 57,908.23
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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.