Finding the Fourth Proportional to 144,618.94, 216,938.54 and 44,765.99
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Solution
The fourth proportional to 144,618.94, 216,938.54 and 44,765.99 is: 67,152.12
Step by Step Solution
- Step 1: Write the proportion equation
144,618.94 : 216,938.54 = 44,765.99 : x - Step 2: Convert to fraction form
144,618.94/216,938.54 = 44,765.99/x - Step 3: Cross multiply
144,618.94x = 216,938.54 × 44,765.99 - Step 4: Simplify right side
144,618.94x = 9,711,468,512.25 - Step 5: Solve for x
x = 9,711,468,512.25/144,618.94 - Step 6: Final answer
x = 67,152.12
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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.