Finding the Fourth Proportional to 207,082.26, 310,623.80 and 57,322.98
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Solution
The fourth proportional to 207,082.26, 310,623.80 and 57,322.98 is: 85,984.58
Step by Step Solution
- Step 1: Write the proportion equation
207,082.26 : 310,623.80 = 57,322.98 : x - Step 2: Convert to fraction form
207,082.26/310,623.80 = 57,322.98/x - Step 3: Cross multiply
207,082.26x = 310,623.80 × 57,322.98 - Step 4: Simplify right side
207,082.26x = 17,805,881,588.31 - Step 5: Solve for x
x = 17,805,881,588.31/207,082.26 - Step 6: Final answer
x = 85,984.58
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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.