Finding the Fourth Proportional to 193,510.62, 267,053.49 and 107,469.99
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Solution
The fourth proportional to 193,510.62, 267,053.49 and 107,469.99 is: 148,313.49
Step by Step Solution
- Step 1: Write the proportion equation
193,510.62 : 267,053.49 = 107,469.99 : x - Step 2: Convert to fraction form
193,510.62/267,053.49 = 107,469.99/x - Step 3: Cross multiply
193,510.62x = 267,053.49 × 107,469.99 - Step 4: Simplify right side
193,510.62x = 28,700,235,899.77 - Step 5: Solve for x
x = 28,700,235,899.77/193,510.62 - Step 6: Final answer
x = 148,313.49
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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.