Finding the Fourth Proportional to 193,093.97, 266,478.11 and 107,047.48
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Solution
The fourth proportional to 193,093.97, 266,478.11 and 107,047.48 is: 147,730.19
Step by Step Solution
- Step 1: Write the proportion equation
193,093.97 : 266,478.11 = 107,047.48 : x - Step 2: Convert to fraction form
193,093.97/266,478.11 = 107,047.48/x - Step 3: Cross multiply
193,093.97x = 266,478.11 × 107,047.48 - Step 4: Simplify right side
193,093.97x = 28,525,808,949.23 - Step 5: Solve for x
x = 28,525,808,949.23/193,093.97 - Step 6: Final answer
x = 147,730.19
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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.