Finding the Fourth Proportional to 283,746.20, 425,579.16 and 84,087.68
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Solution
The fourth proportional to 283,746.20, 425,579.16 and 84,087.68 is: 126,119.62
Step by Step Solution
- Step 1: Write the proportion equation
283,746.20 : 425,579.16 = 84,087.68 : x - Step 2: Convert to fraction form
283,746.20/425,579.16 = 84,087.68/x - Step 3: Cross multiply
283,746.20x = 425,579.16 × 84,087.68 - Step 4: Simplify right side
283,746.20x = 35,785,964,220.75 - Step 5: Solve for x
x = 35,785,964,220.75/283,746.20 - Step 6: Final answer
x = 126,119.62
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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.