Finding the Fourth Proportional to 201,329.64, 277,838.10 and 110,689.56
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Solution
The fourth proportional to 201,329.64, 277,838.10 and 110,689.56 is: 152,753.35
Step by Step Solution
- Step 1: Write the proportion equation
201,329.64 : 277,838.10 = 110,689.56 : x - Step 2: Convert to fraction form
201,329.64/277,838.10 = 110,689.56/x - Step 3: Cross multiply
201,329.64x = 277,838.10 × 110,689.56 - Step 4: Simplify right side
201,329.64x = 30,753,777,040.24 - Step 5: Solve for x
x = 30,753,777,040.24/201,329.64 - Step 6: Final answer
x = 152,753.35
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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.