Finding the Fourth Proportional to 76,930.26, 115,383.84 and 24,332.91
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Solution
The fourth proportional to 76,930.26, 115,383.84 and 24,332.91 is: 36,495.71
Step by Step Solution
- Step 1: Write the proportion equation
76,930.26 : 115,383.84 = 24,332.91 : x - Step 2: Convert to fraction form
76,930.26/115,383.84 = 24,332.91/x - Step 3: Cross multiply
76,930.26x = 115,383.84 × 24,332.91 - Step 4: Simplify right side
76,930.26x = 2,807,624,207.11 - Step 5: Solve for x
x = 2,807,624,207.11/76,930.26 - Step 6: Final answer
x = 36,495.71
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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.