Finding the Fourth Proportional to 193,732.48, 267,350.56 and 107,688.79
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Solution
The fourth proportional to 193,732.48, 267,350.56 and 107,688.79 is: 148,610.38
Step by Step Solution
- Step 1: Write the proportion equation
193,732.48 : 267,350.56 = 107,688.79 : x - Step 2: Convert to fraction form
193,732.48/267,350.56 = 107,688.79/x - Step 3: Cross multiply
193,732.48x = 267,350.56 × 107,688.79 - Step 4: Simplify right side
193,732.48x = 28,790,658,312.22 - Step 5: Solve for x
x = 28,790,658,312.22/193,732.48 - Step 6: Final answer
x = 148,610.38
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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.