Finding the Fourth Proportional to 283,518.02, 425,129.34 and 133,718.07
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Solution
The fourth proportional to 283,518.02, 425,129.34 and 133,718.07 is: 200,507.45
Step by Step Solution
- Step 1: Write the proportion equation
283,518.02 : 425,129.34 = 133,718.07 : x - Step 2: Convert to fraction form
283,518.02/425,129.34 = 133,718.07/x - Step 3: Cross multiply
283,518.02x = 425,129.34 × 133,718.07 - Step 4: Simplify right side
283,518.02x = 56,847,476,940.85 - Step 5: Solve for x
x = 56,847,476,940.85/283,518.02 - Step 6: Final answer
x = 200,507.45
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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.