Finding the Fourth Proportional to 193,989.02, 267,702.27 and 109,106.09
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Solution
The fourth proportional to 193,989.02, 267,702.27 and 109,106.09 is: 150,564.95
Step by Step Solution
- Step 1: Write the proportion equation
193,989.02 : 267,702.27 = 109,106.09 : x - Step 2: Convert to fraction form
193,989.02/267,702.27 = 109,106.09/x - Step 3: Cross multiply
193,989.02x = 267,702.27 × 109,106.09 - Step 4: Simplify right side
193,989.02x = 29,207,947,369.09 - Step 5: Solve for x
x = 29,207,947,369.09/193,989.02 - Step 6: Final answer
x = 150,564.95
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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.