Finding the Fourth Proportional to 77,050.62, 115,593.66 and 32,679.09
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Solution
The fourth proportional to 77,050.62, 115,593.66 and 32,679.09 is: 49,026.15
Step by Step Solution
- Step 1: Write the proportion equation
77,050.62 : 115,593.66 = 32,679.09 : x - Step 2: Convert to fraction form
77,050.62/115,593.66 = 32,679.09/x - Step 3: Cross multiply
77,050.62x = 115,593.66 × 32,679.09 - Step 4: Simplify right side
77,050.62x = 3,777,495,618.57 - Step 5: Solve for x
x = 3,777,495,618.57/77,050.62 - Step 6: Final answer
x = 49,026.15
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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.