Finding the Fourth Proportional to 193,583.07, 267,135.98 and 107,547.60
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Solution
The fourth proportional to 193,583.07, 267,135.98 and 107,547.60 is: 148,410.88
Step by Step Solution
- Step 1: Write the proportion equation
193,583.07 : 267,135.98 = 107,547.60 : x - Step 2: Convert to fraction form
193,583.07/267,135.98 = 107,547.60/x - Step 3: Cross multiply
193,583.07x = 267,135.98 × 107,547.60 - Step 4: Simplify right side
193,583.07x = 28,729,835,195.36 - Step 5: Solve for x
x = 28,729,835,195.36/193,583.07 - Step 6: Final answer
x = 148,410.88
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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.