Finding the Fourth Proportional to 134,896.50, 202,354.56 and 51,790.50
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Solution
The fourth proportional to 134,896.50, 202,354.56 and 51,790.50 is: 77,689.52
Step by Step Solution
- Step 1: Write the proportion equation
134,896.50 : 202,354.56 = 51,790.50 : x - Step 2: Convert to fraction form
134,896.50/202,354.56 = 51,790.50/x - Step 3: Cross multiply
134,896.50x = 202,354.56 × 51,790.50 - Step 4: Simplify right side
134,896.50x = 10,480,043,839.68 - Step 5: Solve for x
x = 10,480,043,839.68/134,896.50 - Step 6: Final answer
x = 77,689.52
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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.