Finding the Fourth Proportional to 192,199.11, 265,235.76 and 107,316.78
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Solution
The fourth proportional to 192,199.11, 265,235.76 and 107,316.78 is: 148,097.71
Step by Step Solution
- Step 1: Write the proportion equation
192,199.11 : 265,235.76 = 107,316.78 : x - Step 2: Convert to fraction form
192,199.11/265,235.76 = 107,316.78/x - Step 3: Cross multiply
192,199.11x = 265,235.76 × 107,316.78 - Step 4: Simplify right side
192,199.11x = 28,464,247,704.05 - Step 5: Solve for x
x = 28,464,247,704.05/192,199.11 - Step 6: Final answer
x = 148,097.71
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1.5x scale
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.