Finding the Fourth Proportional to 75,939.06, 104,794.02 and 41,946.96
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Solution
The fourth proportional to 75,939.06, 104,794.02 and 41,946.96 is: 57,885.76
Step by Step Solution
- Step 1: Write the proportion equation
75,939.06 : 104,794.02 = 41,946.96 : x - Step 2: Convert to fraction form
75,939.06/104,794.02 = 41,946.96/x - Step 3: Cross multiply
75,939.06x = 104,794.02 × 41,946.96 - Step 4: Simplify right side
75,939.06x = 4,395,790,565.18 - Step 5: Solve for x
x = 4,395,790,565.18/75,939.06 - Step 6: Final answer
x = 57,885.76
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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.