Finding the Fourth Proportional to 353,476.94, 530,135.51 and 100,751.99
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Solution
The fourth proportional to 353,476.94, 530,135.51 and 100,751.99 is: 151,105.20
Step by Step Solution
- Step 1: Write the proportion equation
353,476.94 : 530,135.51 = 100,751.99 : x - Step 2: Convert to fraction form
353,476.94/530,135.51 = 100,751.99/x - Step 3: Cross multiply
353,476.94x = 530,135.51 × 100,751.99 - Step 4: Simplify right side
353,476.94x = 53,412,204,447.73 - Step 5: Solve for x
x = 53,412,204,447.73/353,476.94 - Step 6: Final answer
x = 151,105.20
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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.