Finding the Fourth Proportional to 75,274.92, 103,873.74 and 41,277.96
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Solution
The fourth proportional to 75,274.92, 103,873.74 and 41,277.96 is: 56,960.49
Step by Step Solution
- Step 1: Write the proportion equation
75,274.92 : 103,873.74 = 41,277.96 : x - Step 2: Convert to fraction form
75,274.92/103,873.74 = 41,277.96/x - Step 3: Cross multiply
75,274.92x = 103,873.74 × 41,277.96 - Step 4: Simplify right side
75,274.92x = 4,287,696,084.77 - Step 5: Solve for x
x = 4,287,696,084.77/75,274.92 - Step 6: Final answer
x = 56,960.49
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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.