Finding the Fourth Proportional to 193,866.44, 267,515.28 and 107,811.48
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Solution
The fourth proportional to 193,866.44, 267,515.28 and 107,811.48 is: 148,768.49
Step by Step Solution
- Step 1: Write the proportion equation
193,866.44 : 267,515.28 = 107,811.48 : x - Step 2: Convert to fraction form
193,866.44/267,515.28 = 107,811.48/x - Step 3: Cross multiply
193,866.44x = 267,515.28 × 107,811.48 - Step 4: Simplify right side
193,866.44x = 28,841,218,259.41 - Step 5: Solve for x
x = 28,841,218,259.41/193,866.44 - Step 6: Final answer
x = 148,768.49
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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.