Finding the Fourth Proportional to 136,155.53, 204,239.96 and 51,899.99
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Solution
The fourth proportional to 136,155.53, 204,239.96 and 51,899.99 is: 77,852.52
Step by Step Solution
- Step 1: Write the proportion equation
136,155.53 : 204,239.96 = 51,899.99 : x - Step 2: Convert to fraction form
136,155.53/204,239.96 = 51,899.99/x - Step 3: Cross multiply
136,155.53x = 204,239.96 × 51,899.99 - Step 4: Simplify right side
136,155.53x = 10,600,051,944.38 - Step 5: Solve for x
x = 10,600,051,944.38/136,155.53 - Step 6: Final answer
x = 77,852.52
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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.