Finding the Fourth Proportional to 283,571.70, 425,357.49 and 83,876.52
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Solution
The fourth proportional to 283,571.70, 425,357.49 and 83,876.52 is: 125,814.76
Step by Step Solution
- Step 1: Write the proportion equation
283,571.70 : 425,357.49 = 83,876.52 : x - Step 2: Convert to fraction form
283,571.70/425,357.49 = 83,876.52/x - Step 3: Cross multiply
283,571.70x = 425,357.49 × 83,876.52 - Step 4: Simplify right side
283,571.70x = 35,677,506,017.13 - Step 5: Solve for x
x = 35,677,506,017.13/283,571.70 - Step 6: Final answer
x = 125,814.76
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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.