Finding the Fourth Proportional to 272,174.40, 375,602.12 and 149,674.67
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Solution
The fourth proportional to 272,174.40, 375,602.12 and 149,674.67 is: 206,551.84
Step by Step Solution
- Step 1: Write the proportion equation
272,174.40 : 375,602.12 = 149,674.67 : x - Step 2: Convert to fraction form
272,174.40/375,602.12 = 149,674.67/x - Step 3: Cross multiply
272,174.40x = 375,602.12 × 149,674.67 - Step 4: Simplify right side
272,174.40x = 56,218,123,362.30 - Step 5: Solve for x
x = 56,218,123,362.30/272,174.40 - Step 6: Final answer
x = 206,551.84
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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.