Finding the Fourth Proportional to 283,612.92, 425,375.64 and 125,813.58
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Solution
The fourth proportional to 283,612.92, 425,375.64 and 125,813.58 is: 188,700.97
Step by Step Solution
- Step 1: Write the proportion equation
283,612.92 : 425,375.64 = 125,813.58 : x - Step 2: Convert to fraction form
283,612.92/425,375.64 = 125,813.58/x - Step 3: Cross multiply
283,612.92x = 425,375.64 × 125,813.58 - Step 4: Simplify right side
283,612.92x = 53,518,032,113.19 - Step 5: Solve for x
x = 53,518,032,113.19/283,612.92 - Step 6: Final answer
x = 188,700.97
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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.