Finding the Fourth Proportional to 201,011.20, 277,525.28 and 124,611.95
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Solution
The fourth proportional to 201,011.20, 277,525.28 and 124,611.95 is: 172,044.97
Step by Step Solution
- Step 1: Write the proportion equation
201,011.20 : 277,525.28 = 124,611.95 : x - Step 2: Convert to fraction form
201,011.20/277,525.28 = 124,611.95/x - Step 3: Cross multiply
201,011.20x = 277,525.28 × 124,611.95 - Step 4: Simplify right side
201,011.20x = 34,582,966,315.10 - Step 5: Solve for x
x = 34,582,966,315.10/201,011.20 - Step 6: Final answer
x = 172,044.97
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1.5x scale
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.