Finding the Fourth Proportional to 144,382.19, 216,427.92 and 60,188.99
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Solution
The fourth proportional to 144,382.19, 216,427.92 and 60,188.99 is: 90,222.89
Step by Step Solution
- Step 1: Write the proportion equation
144,382.19 : 216,427.92 = 60,188.99 : x - Step 2: Convert to fraction form
144,382.19/216,427.92 = 60,188.99/x - Step 3: Cross multiply
144,382.19x = 216,427.92 × 60,188.99 - Step 4: Simplify right side
144,382.19x = 13,026,577,912.60 - Step 5: Solve for x
x = 13,026,577,912.60/144,382.19 - Step 6: Final answer
x = 90,222.89
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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.