Finding the Fourth Proportional to 164,721.64, 244,963.36 and 159,472.84
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Solution
The fourth proportional to 164,721.64, 244,963.36 and 159,472.84 is: 237,157.68
Step by Step Solution
- Step 1: Write the proportion equation
164,721.64 : 244,963.36 = 159,472.84 : x - Step 2: Convert to fraction form
164,721.64/244,963.36 = 159,472.84/x - Step 3: Cross multiply
164,721.64x = 244,963.36 × 159,472.84 - Step 4: Simplify right side
164,721.64x = 39,065,002,715.14 - Step 5: Solve for x
x = 39,065,002,715.14/164,721.64 - Step 6: Final answer
x = 237,157.68
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.