Finding the Fourth Proportional to 107,441.08, 161,061.43 and 36,313.99
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Solution
The fourth proportional to 107,441.08, 161,061.43 and 36,313.99 is: 54,437.12
Step by Step Solution
- Step 1: Write the proportion equation
107,441.08 : 161,061.43 = 36,313.99 : x - Step 2: Convert to fraction form
107,441.08/161,061.43 = 36,313.99/x - Step 3: Cross multiply
107,441.08x = 161,061.43 × 36,313.99 - Step 4: Simplify right side
107,441.08x = 5,848,783,158.41 - Step 5: Solve for x
x = 5,848,783,158.41/107,441.08 - Step 6: Final answer
x = 54,437.12
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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.