Finding the Fourth Proportional to 283,437.45, 425,216.15 and 93,887.09
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Solution
The fourth proportional to 283,437.45, 425,216.15 and 93,887.09 is: 140,850.49
Step by Step Solution
- Step 1: Write the proportion equation
283,437.45 : 425,216.15 = 93,887.09 : x - Step 2: Convert to fraction form
283,437.45/425,216.15 = 93,887.09/x - Step 3: Cross multiply
283,437.45x = 425,216.15 × 93,887.09 - Step 4: Simplify right side
283,437.45x = 39,922,304,348.99 - Step 5: Solve for x
x = 39,922,304,348.99/283,437.45 - Step 6: Final answer
x = 140,850.49
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1.5x scale
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.