Finding the Fourth Proportional to 144,113.97, 216,177.17 and 44,278.05
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Solution
The fourth proportional to 144,113.97, 216,177.17 and 44,278.05 is: 66,418.98
Step by Step Solution
- Step 1: Write the proportion equation
144,113.97 : 216,177.17 = 44,278.05 : x - Step 2: Convert to fraction form
144,113.97/216,177.17 = 44,278.05/x - Step 3: Cross multiply
144,113.97x = 216,177.17 × 44,278.05 - Step 4: Simplify right side
144,113.97x = 9,571,903,320.73 - Step 5: Solve for x
x = 9,571,903,320.73/144,113.97 - Step 6: Final answer
x = 66,418.98
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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.