Finding the Fourth Proportional to 144,153.18, 216,250.41 and 44,321.76
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Solution
The fourth proportional to 144,153.18, 216,250.41 and 44,321.76 is: 66,488.99
Step by Step Solution
- Step 1: Write the proportion equation
144,153.18 : 216,250.41 = 44,321.76 : x - Step 2: Convert to fraction form
144,153.18/216,250.41 = 44,321.76/x - Step 3: Cross multiply
144,153.18x = 216,250.41 × 44,321.76 - Step 4: Simplify right side
144,153.18x = 9,584,598,771.92 - Step 5: Solve for x
x = 9,584,598,771.92/144,153.18 - Step 6: Final answer
x = 66,488.99
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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.