Finding the Fourth Proportional to 189,450.97, 284,223.53 and 56,331.02
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Solution
The fourth proportional to 189,450.97, 284,223.53 and 56,331.02 is: 84,510.53
Step by Step Solution
- Step 1: Write the proportion equation
189,450.97 : 284,223.53 = 56,331.02 : x - Step 2: Convert to fraction form
189,450.97/284,223.53 = 56,331.02/x - Step 3: Cross multiply
189,450.97x = 284,223.53 × 56,331.02 - Step 4: Simplify right side
189,450.97x = 16,010,602,204.29 - Step 5: Solve for x
x = 16,010,602,204.29/189,450.97 - Step 6: Final answer
x = 84,510.53
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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.