Finding the Fourth Proportional to 151,187.13, 226,715.18 and 45,981.81
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Solution
The fourth proportional to 151,187.13, 226,715.18 and 45,981.81 is: 68,952.79
Step by Step Solution
- Step 1: Write the proportion equation
151,187.13 : 226,715.18 = 45,981.81 : x - Step 2: Convert to fraction form
151,187.13/226,715.18 = 45,981.81/x - Step 3: Cross multiply
151,187.13x = 226,715.18 × 45,981.81 - Step 4: Simplify right side
151,187.13x = 10,424,774,100.97 - Step 5: Solve for x
x = 10,424,774,100.97/151,187.13 - Step 6: Final answer
x = 68,952.79
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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.