Finding the Fourth Proportional to 283,003.92, 424,415.82 and 93,428.99
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Solution
The fourth proportional to 283,003.92, 424,415.82 and 93,428.99 is: 140,113.75
Step by Step Solution
- Step 1: Write the proportion equation
283,003.92 : 424,415.82 = 93,428.99 : x - Step 2: Convert to fraction form
283,003.92/424,415.82 = 93,428.99/x - Step 3: Cross multiply
283,003.92x = 424,415.82 × 93,428.99 - Step 4: Simplify right side
283,003.92x = 39,652,741,402.62 - Step 5: Solve for x
x = 39,652,741,402.62/283,003.92 - Step 6: Final answer
x = 140,113.75
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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.