Finding the Fourth Proportional to 207,789.24, 286,796.85 and 127,261.14
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Solution
The fourth proportional to 207,789.24, 286,796.85 and 127,261.14 is: 175,649.59
Step by Step Solution
- Step 1: Write the proportion equation
207,789.24 : 286,796.85 = 127,261.14 : x - Step 2: Convert to fraction form
207,789.24/286,796.85 = 127,261.14/x - Step 3: Cross multiply
207,789.24x = 286,796.85 × 127,261.14 - Step 4: Simplify right side
207,789.24x = 36,498,094,079.41 - Step 5: Solve for x
x = 36,498,094,079.41/207,789.24 - Step 6: Final answer
x = 175,649.59
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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.