Finding the Fourth Proportional to 234,695.67, 352,070.99 and 74,715.56
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Solution
The fourth proportional to 234,695.67, 352,070.99 and 74,715.56 is: 112,082.09
Step by Step Solution
- Step 1: Write the proportion equation
234,695.67 : 352,070.99 = 74,715.56 : x - Step 2: Convert to fraction form
234,695.67/352,070.99 = 74,715.56/x - Step 3: Cross multiply
234,695.67x = 352,070.99 × 74,715.56 - Step 4: Simplify right side
234,695.67x = 26,305,181,177.60 - Step 5: Solve for x
x = 26,305,181,177.60/234,695.67 - Step 6: Final answer
x = 112,082.09
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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.