Finding the Fourth Proportional to 193,656.11, 267,239.61 and 107,614.80
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Solution
The fourth proportional to 193,656.11, 267,239.61 and 107,614.80 is: 148,505.19
Step by Step Solution
- Step 1: Write the proportion equation
193,656.11 : 267,239.61 = 107,614.80 : x - Step 2: Convert to fraction form
193,656.11/267,239.61 = 107,614.80/x - Step 3: Cross multiply
193,656.11x = 267,239.61 × 107,614.80 - Step 4: Simplify right side
193,656.11x = 28,758,937,182.23 - Step 5: Solve for x
x = 28,758,937,182.23/193,656.11 - Step 6: Final answer
x = 148,505.19
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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.