Finding the Fourth Proportional to 173,068.68, 258,075.36 and 166,901.28
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Solution
The fourth proportional to 173,068.68, 258,075.36 and 166,901.28 is: 248,878.70
Step by Step Solution
- Step 1: Write the proportion equation
173,068.68 : 258,075.36 = 166,901.28 : x - Step 2: Convert to fraction form
173,068.68/258,075.36 = 166,901.28/x - Step 3: Cross multiply
173,068.68x = 258,075.36 × 166,901.28 - Step 4: Simplify right side
173,068.68x = 43,073,107,920.46 - Step 5: Solve for x
x = 43,073,107,920.46/173,068.68 - Step 6: Final answer
x = 248,878.70
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.