Finding the Fourth Proportional to 75,195.44, 103,769.70 and 44,982.03
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Solution
The fourth proportional to 75,195.44, 103,769.70 and 44,982.03 is: 62,075.20
Step by Step Solution
- Step 1: Write the proportion equation
75,195.44 : 103,769.70 = 44,982.03 : x - Step 2: Convert to fraction form
75,195.44/103,769.70 = 44,982.03/x - Step 3: Cross multiply
75,195.44x = 103,769.70 × 44,982.03 - Step 4: Simplify right side
75,195.44x = 4,667,771,758.49 - Step 5: Solve for x
x = 4,667,771,758.49/75,195.44 - Step 6: Final answer
x = 62,075.20
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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.