Finding the Fourth Proportional to 183,281.97, 274,965.92 and 56,915.70
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Solution
The fourth proportional to 183,281.97, 274,965.92 and 56,915.70 is: 85,386.89
Step by Step Solution
- Step 1: Write the proportion equation
183,281.97 : 274,965.92 = 56,915.70 : x - Step 2: Convert to fraction form
183,281.97/274,965.92 = 56,915.70/x - Step 3: Cross multiply
183,281.97x = 274,965.92 × 56,915.70 - Step 4: Simplify right side
183,281.97x = 15,649,877,812.94 - Step 5: Solve for x
x = 15,649,877,812.94/183,281.97 - Step 6: Final answer
x = 85,386.89
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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.