Finding the Fourth Proportional to 75,647.03, 113,434.32 and 44,066.06
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Solution
The fourth proportional to 75,647.03, 113,434.32 and 44,066.06 is: 66,077.99
Step by Step Solution
- Step 1: Write the proportion equation
75,647.03 : 113,434.32 = 44,066.06 : x - Step 2: Convert to fraction form
75,647.03/113,434.32 = 44,066.06/x - Step 3: Cross multiply
75,647.03x = 113,434.32 × 44,066.06 - Step 4: Simplify right side
75,647.03x = 4,998,603,551.18 - Step 5: Solve for x
x = 4,998,603,551.18/75,647.03 - Step 6: Final answer
x = 66,077.99
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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.