Finding the Fourth Proportional to 103,769.30, 155,596.35 and 41,369.30
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Solution
The fourth proportional to 103,769.30, 155,596.35 and 41,369.30 is: 62,030.99
Step by Step Solution
- Step 1: Write the proportion equation
103,769.30 : 155,596.35 = 41,369.30 : x - Step 2: Convert to fraction form
103,769.30/155,596.35 = 41,369.30/x - Step 3: Cross multiply
103,769.30x = 155,596.35 × 41,369.30 - Step 4: Simplify right side
103,769.30x = 6,436,912,082.06 - Step 5: Solve for x
x = 6,436,912,082.06/103,769.30 - Step 6: Final answer
x = 62,030.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.