Finding the Fourth Proportional to 77,185.11, 115,776.41 and 24,593.88
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Solution
The fourth proportional to 77,185.11, 115,776.41 and 24,593.88 is: 36,890.42
Step by Step Solution
- Step 1: Write the proportion equation
77,185.11 : 115,776.41 = 24,593.88 : x - Step 2: Convert to fraction form
77,185.11/115,776.41 = 24,593.88/x - Step 3: Cross multiply
77,185.11x = 115,776.41 × 24,593.88 - Step 4: Simplify right side
77,185.11x = 2,847,391,011.40 - Step 5: Solve for x
x = 2,847,391,011.40/77,185.11 - Step 6: Final answer
x = 36,890.42
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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.