Finding the Fourth Proportional to 93,523.57, 129,063.20 and 51,082.09
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Solution
The fourth proportional to 93,523.57, 129,063.20 and 51,082.09 is: 70,493.65
Step by Step Solution
- Step 1: Write the proportion equation
93,523.57 : 129,063.20 = 51,082.09 : x - Step 2: Convert to fraction form
93,523.57/129,063.20 = 51,082.09/x - Step 3: Cross multiply
93,523.57x = 129,063.20 × 51,082.09 - Step 4: Simplify right side
93,523.57x = 6,592,817,998.09 - Step 5: Solve for x
x = 6,592,817,998.09/93,523.57 - Step 6: Final answer
x = 70,493.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.