Finding the Fourth Proportional to 283,685.25, 425,657.03 and 106,206.07
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Solution
The fourth proportional to 283,685.25, 425,657.03 and 106,206.07 is: 159,357.46
Step by Step Solution
- Step 1: Write the proportion equation
283,685.25 : 425,657.03 = 106,206.07 : x - Step 2: Convert to fraction form
283,685.25/425,657.03 = 106,206.07/x - Step 3: Cross multiply
283,685.25x = 425,657.03 × 106,206.07 - Step 4: Simplify right side
283,685.25x = 45,207,360,324.17 - Step 5: Solve for x
x = 45,207,360,324.17/283,685.25 - Step 6: Final answer
x = 159,357.46
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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.