Finding the Fourth Proportional to 76,805.41, 115,197.18 and 24,208.06
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Solution
The fourth proportional to 76,805.41, 115,197.18 and 24,208.06 is: 36,308.64
Step by Step Solution
- Step 1: Write the proportion equation
76,805.41 : 115,197.18 = 24,208.06 : x - Step 2: Convert to fraction form
76,805.41/115,197.18 = 24,208.06/x - Step 3: Cross multiply
76,805.41x = 115,197.18 × 24,208.06 - Step 4: Simplify right side
76,805.41x = 2,788,700,245.27 - Step 5: Solve for x
x = 2,788,700,245.27/76,805.41 - Step 6: Final answer
x = 36,308.64
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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.