Finding the Fourth Proportional to 275,066.49, 412,603.38 and 88,077.99
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Solution
The fourth proportional to 275,066.49, 412,603.38 and 88,077.99 is: 132,118.15
Step by Step Solution
- Step 1: Write the proportion equation
275,066.49 : 412,603.38 = 88,077.99 : x - Step 2: Convert to fraction form
275,066.49/412,603.38 = 88,077.99/x - Step 3: Cross multiply
275,066.49x = 412,603.38 × 88,077.99 - Step 4: Simplify right side
275,066.49x = 36,341,276,377.61 - Step 5: Solve for x
x = 36,341,276,377.61/275,066.49 - Step 6: Final answer
x = 132,118.15
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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.