Finding the Fourth Proportional to 192,655.53, 265,853.93 and 107,756.19
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Solution
The fourth proportional to 192,655.53, 265,853.93 and 107,756.19 is: 148,697.56
Step by Step Solution
- Step 1: Write the proportion equation
192,655.53 : 265,853.93 = 107,756.19 : x - Step 2: Convert to fraction form
192,655.53/265,853.93 = 107,756.19/x - Step 3: Cross multiply
192,655.53x = 265,853.93 × 107,756.19 - Step 4: Simplify right side
192,655.53x = 28,647,406,593.33 - Step 5: Solve for x
x = 28,647,406,593.33/192,655.53 - Step 6: Final answer
x = 148,697.56
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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.