Finding the Fourth Proportional to 275,085.09, 412,491.51 and 97,565.49
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Solution
The fourth proportional to 275,085.09, 412,491.51 and 97,565.49 is: 146,299.96
Step by Step Solution
- Step 1: Write the proportion equation
275,085.09 : 412,491.51 = 97,565.49 : x - Step 2: Convert to fraction form
275,085.09/412,491.51 = 97,565.49/x - Step 3: Cross multiply
275,085.09x = 412,491.51 × 97,565.49 - Step 4: Simplify right side
275,085.09x = 40,244,936,293.99 - Step 5: Solve for x
x = 40,244,936,293.99/275,085.09 - Step 6: Final answer
x = 146,299.96
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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.