Finding the Fourth Proportional to 84,082.99, 125,984.09 and 59,078.29
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Solution
The fourth proportional to 84,082.99, 125,984.09 and 59,078.29 is: 88,518.79
Step by Step Solution
- Step 1: Write the proportion equation
84,082.99 : 125,984.09 = 59,078.29 : x - Step 2: Convert to fraction form
84,082.99/125,984.09 = 59,078.29/x - Step 3: Cross multiply
84,082.99x = 125,984.09 × 59,078.29 - Step 4: Simplify right side
84,082.99x = 7,442,924,604.41 - Step 5: Solve for x
x = 7,442,924,604.41/84,082.99 - Step 6: Final answer
x = 88,518.79
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1.5x scale
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.