Finding the Fourth Proportional to 79,366.05, 119,046.65 and 26,771.13
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Solution
The fourth proportional to 79,366.05, 119,046.65 and 26,771.13 is: 40,155.88
Step by Step Solution
- Step 1: Write the proportion equation
79,366.05 : 119,046.65 = 26,771.13 : x - Step 2: Convert to fraction form
79,366.05/119,046.65 = 26,771.13/x - Step 3: Cross multiply
79,366.05x = 119,046.65 × 26,771.13 - Step 4: Simplify right side
79,366.05x = 3,187,013,209.36 - Step 5: Solve for x
x = 3,187,013,209.36/79,366.05 - Step 6: Final answer
x = 40,155.88
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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.