Finding the Fourth Proportional to 201,378.24, 277,908.96 and 110,737.92
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Solution
The fourth proportional to 201,378.24, 277,908.96 and 110,737.92 is: 152,822.17
Step by Step Solution
- Step 1: Write the proportion equation
201,378.24 : 277,908.96 = 110,737.92 : x - Step 2: Convert to fraction form
201,378.24/277,908.96 = 110,737.92/x - Step 3: Cross multiply
201,378.24x = 277,908.96 × 110,737.92 - Step 4: Simplify right side
201,378.24x = 30,775,060,179.76 - Step 5: Solve for x
x = 30,775,060,179.76/201,378.24 - Step 6: Final answer
x = 152,822.17
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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.