Finding the Fourth Proportional to 193,789.26, 267,262.65 and 125,739.18
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Solution
The fourth proportional to 193,789.26, 267,262.65 and 125,739.18 is: 173,412.02
Step by Step Solution
- Step 1: Write the proportion equation
193,789.26 : 267,262.65 = 125,739.18 : x - Step 2: Convert to fraction form
193,789.26/267,262.65 = 125,739.18/x - Step 3: Cross multiply
193,789.26x = 267,262.65 × 125,739.18 - Step 4: Simplify right side
193,789.26x = 33,605,386,455.63 - Step 5: Solve for x
x = 33,605,386,455.63/193,789.26 - Step 6: Final answer
x = 173,412.02
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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.