Finding the Fourth Proportional to 209,382.58, 314,075.58 and 59,622.68
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Solution
The fourth proportional to 209,382.58, 314,075.58 and 59,622.68 is: 89,434.51
Step by Step Solution
- Step 1: Write the proportion equation
209,382.58 : 314,075.58 = 59,622.68 : x - Step 2: Convert to fraction form
209,382.58/314,075.58 = 59,622.68/x - Step 3: Cross multiply
209,382.58x = 314,075.58 × 59,622.68 - Step 4: Simplify right side
209,382.58x = 18,726,027,802.15 - Step 5: Solve for x
x = 18,726,027,802.15/209,382.58 - Step 6: Final answer
x = 89,434.51
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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.