Finding the Fourth Proportional to 75,470.01, 104,148.54 and 41,480.70
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Solution
The fourth proportional to 75,470.01, 104,148.54 and 41,480.70 is: 57,243.33
Step by Step Solution
- Step 1: Write the proportion equation
75,470.01 : 104,148.54 = 41,480.70 : x - Step 2: Convert to fraction form
75,470.01/104,148.54 = 41,480.70/x - Step 3: Cross multiply
75,470.01x = 104,148.54 × 41,480.70 - Step 4: Simplify right side
75,470.01x = 4,320,154,343.18 - Step 5: Solve for x
x = 4,320,154,343.18/75,470.01 - Step 6: Final answer
x = 57,243.33
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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.