Finding the Fourth Proportional to 75,572.04, 104,278.41 and 45,350.94
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Solution
The fourth proportional to 75,572.04, 104,278.41 and 45,350.94 is: 62,577.69
Step by Step Solution
- Step 1: Write the proportion equation
75,572.04 : 104,278.41 = 45,350.94 : x - Step 2: Convert to fraction form
75,572.04/104,278.41 = 45,350.94/x - Step 3: Cross multiply
75,572.04x = 104,278.41 × 45,350.94 - Step 4: Simplify right side
75,572.04x = 4,729,123,915.21 - Step 5: Solve for x
x = 4,729,123,915.21/75,572.04 - Step 6: Final answer
x = 62,577.69
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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.