Finding the Fourth Proportional to 75,191.25, 103,754.05 and 44,965.53
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Solution
The fourth proportional to 75,191.25, 103,754.05 and 44,965.53 is: 62,046.52
Step by Step Solution
- Step 1: Write the proportion equation
75,191.25 : 103,754.05 = 44,965.53 : x - Step 2: Convert to fraction form
75,191.25/103,754.05 = 44,965.53/x - Step 3: Cross multiply
75,191.25x = 103,754.05 × 44,965.53 - Step 4: Simplify right side
75,191.25x = 4,665,355,735.48 - Step 5: Solve for x
x = 4,665,355,735.48/75,191.25 - Step 6: Final answer
x = 62,046.52
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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.