Finding the Fourth Proportional to 136,907.04, 205,148.88 and 106,850.02
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Solution
The fourth proportional to 136,907.04, 205,148.88 and 106,850.02 is: 160,109.82
Step by Step Solution
- Step 1: Write the proportion equation
136,907.04 : 205,148.88 = 106,850.02 : x - Step 2: Convert to fraction form
136,907.04/205,148.88 = 106,850.02/x - Step 3: Cross multiply
136,907.04x = 205,148.88 × 106,850.02 - Step 4: Simplify right side
136,907.04x = 21,920,161,930.98 - Step 5: Solve for x
x = 21,920,161,930.98/136,907.04 - Step 6: Final answer
x = 160,109.82
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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.